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Finding the Fourth Proportional to 532,876.40, 799,314.60 and 461,337.20

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Solution

The fourth proportional to 532,876.40, 799,314.60 and 461,337.20 is: 692,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,876.40 : 799,314.60 = 461,337.20 : x
  2. Step 2: Convert to fraction form
    532,876.40/799,314.60 = 461,337.20/x
  3. Step 3: Cross multiply
    532,876.40x = 799,314.60 × 461,337.20
  4. Step 4: Simplify right side
    532,876.40x = 368,753,559,483.12
  5. Step 5: Solve for x
    x = 368,753,559,483.12/532,876.40
  6. Step 6: Final answer
    x = 692,005.80

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Double scale
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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.