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Finding the Fourth Proportional to 491,773.79, 737,406.88 and 225,305.93

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Solution

The fourth proportional to 491,773.79, 737,406.88 and 225,305.93 is: 337,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,773.79 : 737,406.88 = 225,305.93 : x
  2. Step 2: Convert to fraction form
    491,773.79/737,406.88 = 225,305.93/x
  3. Step 3: Cross multiply
    491,773.79x = 737,406.88 × 225,305.93
  4. Step 4: Simplify right side
    491,773.79x = 166,142,142,886.80
  5. Step 5: Solve for x
    x = 166,142,142,886.80/491,773.79
  6. Step 6: Final answer
    x = 337,842.61

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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.