Home / 477,275.76-658,601.31-281,011.04

Finding the Fourth Proportional to 477,275.76, 658,601.31 and 281,011.04

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Solution

The fourth proportional to 477,275.76, 658,601.31 and 281,011.04 is: 387,772.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,275.76 : 658,601.31 = 281,011.04 : x
  2. Step 2: Convert to fraction form
    477,275.76/658,601.31 = 281,011.04/x
  3. Step 3: Cross multiply
    477,275.76x = 658,601.31 × 281,011.04
  4. Step 4: Simplify right side
    477,275.76x = 185,074,239,299.00
  5. Step 5: Solve for x
    x = 185,074,239,299.00/477,275.76
  6. Step 6: Final answer
    x = 387,772.13

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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.