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Finding the Fourth Proportional to 491,774.29, 737,407.63 and 225,306.43

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Solution

The fourth proportional to 491,774.29, 737,407.63 and 225,306.43 is: 337,843.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,774.29 : 737,407.63 = 225,306.43 : x
  2. Step 2: Convert to fraction form
    491,774.29/737,407.63 = 225,306.43/x
  3. Step 3: Cross multiply
    491,774.29x = 737,407.63 × 225,306.43
  4. Step 4: Simplify right side
    491,774.29x = 166,142,680,570.06
  5. Step 5: Solve for x
    x = 166,142,680,570.06/491,774.29
  6. Step 6: Final answer
    x = 337,843.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.