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Finding the Fourth Proportional to 534,655.30, 737,842.66 and 292,937.12

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Solution

The fourth proportional to 534,655.30, 737,842.66 and 292,937.12 is: 404,263.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,655.30 : 737,842.66 = 292,937.12 : x
  2. Step 2: Convert to fraction form
    534,655.30/737,842.66 = 292,937.12/x
  3. Step 3: Cross multiply
    534,655.30x = 737,842.66 × 292,937.12
  4. Step 4: Simplify right side
    534,655.30x = 216,141,503,833.54
  5. Step 5: Solve for x
    x = 216,141,503,833.54/534,655.30
  6. Step 6: Final answer
    x = 404,263.28

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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.