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Finding the Fourth Proportional to 294,447.96, 441,713.28 and 144,694.16

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Solution

The fourth proportional to 294,447.96, 441,713.28 and 144,694.16 is: 217,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,447.96 : 441,713.28 = 144,694.16 : x
  2. Step 2: Convert to fraction form
    294,447.96/441,713.28 = 144,694.16/x
  3. Step 3: Cross multiply
    294,447.96x = 441,713.28 × 144,694.16
  4. Step 4: Simplify right side
    294,447.96x = 63,913,332,010.44
  5. Step 5: Solve for x
    x = 63,913,332,010.44/294,447.96
  6. Step 6: Final answer
    x = 217,061.55

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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.