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Finding the Fourth Proportional to 649,300.40, 973,950.60 and 602,061.20

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Solution

The fourth proportional to 649,300.40, 973,950.60 and 602,061.20 is: 903,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,300.40 : 973,950.60 = 602,061.20 : x
  2. Step 2: Convert to fraction form
    649,300.40/973,950.60 = 602,061.20/x
  3. Step 3: Cross multiply
    649,300.40x = 973,950.60 × 602,061.20
  4. Step 4: Simplify right side
    649,300.40x = 586,377,866,976.72
  5. Step 5: Solve for x
    x = 586,377,866,976.72/649,300.40
  6. Step 6: Final answer
    x = 903,091.80

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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.