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Finding the Fourth Proportional to 265,711.88, 366,474.84 and 170,227.64

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Solution

The fourth proportional to 265,711.88, 366,474.84 and 170,227.64 is: 234,781.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,711.88 : 366,474.84 = 170,227.64 : x
  2. Step 2: Convert to fraction form
    265,711.88/366,474.84 = 170,227.64/x
  3. Step 3: Cross multiply
    265,711.88x = 366,474.84 × 170,227.64
  4. Step 4: Simplify right side
    265,711.88x = 62,384,147,132.58
  5. Step 5: Solve for x
    x = 62,384,147,132.58/265,711.88
  6. Step 6: Final answer
    x = 234,781.17

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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.