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Finding the Fourth Proportional to 502,027.13, 692,727.71 and 295,304.90

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Solution

The fourth proportional to 502,027.13, 692,727.71 and 295,304.90 is: 407,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,027.13 : 692,727.71 = 295,304.90 : x
  2. Step 2: Convert to fraction form
    502,027.13/692,727.71 = 295,304.90/x
  3. Step 3: Cross multiply
    502,027.13x = 692,727.71 × 295,304.90
  4. Step 4: Simplify right side
    502,027.13x = 204,565,882,188.62
  5. Step 5: Solve for x
    x = 204,565,882,188.62/502,027.13
  6. Step 6: Final answer
    x = 407,479.74

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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.