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Finding the Fourth Proportional to 342,773.65, 473,027.88 and 187,724.13

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Solution

The fourth proportional to 342,773.65, 473,027.88 and 187,724.13 is: 259,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,773.65 : 473,027.88 = 187,724.13 : x
  2. Step 2: Convert to fraction form
    342,773.65/473,027.88 = 187,724.13/x
  3. Step 3: Cross multiply
    342,773.65x = 473,027.88 × 187,724.13
  4. Step 4: Simplify right side
    342,773.65x = 88,798,747,238.74
  5. Step 5: Solve for x
    x = 88,798,747,238.74/342,773.65
  6. Step 6: Final answer
    x = 259,059.43

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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.