Home / 732,905.38-1,010,990.17-426,949.53

Finding the Fourth Proportional to 732,905.38, 1,010,990.17 and 426,949.53

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Solution

The fourth proportional to 732,905.38, 1,010,990.17 and 426,949.53 is: 588,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,905.38 : 1,010,990.17 = 426,949.53 : x
  2. Step 2: Convert to fraction form
    732,905.38/1,010,990.17 = 426,949.53/x
  3. Step 3: Cross multiply
    732,905.38x = 1,010,990.17 × 426,949.53
  4. Step 4: Simplify right side
    732,905.38x = 431,641,777,916.12
  5. Step 5: Solve for x
    x = 431,641,777,916.12/732,905.38
  6. Step 6: Final answer
    x = 588,946.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.