Home / 970,028.43-1,338,428.12-588,149.07

Finding the Fourth Proportional to 970,028.43, 1,338,428.12 and 588,149.07

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Solution

The fourth proportional to 970,028.43, 1,338,428.12 and 588,149.07 is: 811,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,028.43 : 1,338,428.12 = 588,149.07 : x
  2. Step 2: Convert to fraction form
    970,028.43/1,338,428.12 = 588,149.07/x
  3. Step 3: Cross multiply
    970,028.43x = 1,338,428.12 × 588,149.07
  4. Step 4: Simplify right side
    970,028.43x = 787,195,251,099.10
  5. Step 5: Solve for x
    x = 787,195,251,099.10/970,028.43
  6. Step 6: Final answer
    x = 811,517.71

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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.