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Finding the Fourth Proportional to 649,348.80, 974,023.20 and 649,348.80

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Solution

The fourth proportional to 649,348.80, 974,023.20 and 649,348.80 is: 974,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,348.80 : 974,023.20 = 649,348.80 : x
  2. Step 2: Convert to fraction form
    649,348.80/974,023.20 = 649,348.80/x
  3. Step 3: Cross multiply
    649,348.80x = 974,023.20 × 649,348.80
  4. Step 4: Simplify right side
    649,348.80x = 632,480,796,092.16
  5. Step 5: Solve for x
    x = 632,480,796,092.16/649,348.80
  6. Step 6: Final answer
    x = 974,023.20

Related Problems

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Half scale
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Double scale
Find fourth proportional to 649,349.80, 974,024.70 and 649,349.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.