Home / 732,593.70-1,098,890.55-660,276.90

Finding the Fourth Proportional to 732,593.70, 1,098,890.55 and 660,276.90

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Solution

The fourth proportional to 732,593.70, 1,098,890.55 and 660,276.90 is: 990,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,593.70 : 1,098,890.55 = 660,276.90 : x
  2. Step 2: Convert to fraction form
    732,593.70/1,098,890.55 = 660,276.90/x
  3. Step 3: Cross multiply
    732,593.70x = 1,098,890.55 × 660,276.90
  4. Step 4: Simplify right side
    732,593.70x = 725,572,045,793.30
  5. Step 5: Solve for x
    x = 725,572,045,793.30/732,593.70
  6. Step 6: Final answer
    x = 990,415.35

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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.