Home / 732,904.38-1,010,988.79-426,948.53

Finding the Fourth Proportional to 732,904.38, 1,010,988.79 and 426,948.53

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Solution

The fourth proportional to 732,904.38, 1,010,988.79 and 426,948.53 is: 588,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,904.38 : 1,010,988.79 = 426,948.53 : x
  2. Step 2: Convert to fraction form
    732,904.38/1,010,988.79 = 426,948.53/x
  3. Step 3: Cross multiply
    732,904.38x = 1,010,988.79 × 426,948.53
  4. Step 4: Simplify right side
    732,904.38x = 431,640,171,614.66
  5. Step 5: Solve for x
    x = 431,640,171,614.66/732,904.38
  6. Step 6: Final answer
    x = 588,944.73

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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.