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Finding the Fourth Proportional to 610,294.53, 842,204.96 and 338,355.46

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Solution

The fourth proportional to 610,294.53, 842,204.96 and 338,355.46 is: 466,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,294.53 : 842,204.96 = 338,355.46 : x
  2. Step 2: Convert to fraction form
    610,294.53/842,204.96 = 338,355.46/x
  3. Step 3: Cross multiply
    610,294.53x = 842,204.96 × 338,355.46
  4. Step 4: Simplify right side
    610,294.53x = 284,964,647,284.89
  5. Step 5: Solve for x
    x = 284,964,647,284.89/610,294.53
  6. Step 6: Final answer
    x = 466,929.71

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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.