Home / 439,476.57-659,280.68-159,059.43

Finding the Fourth Proportional to 439,476.57, 659,280.68 and 159,059.43

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Solution

The fourth proportional to 439,476.57, 659,280.68 and 159,059.43 is: 238,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,476.57 : 659,280.68 = 159,059.43 : x
  2. Step 2: Convert to fraction form
    439,476.57/659,280.68 = 159,059.43/x
  3. Step 3: Cross multiply
    439,476.57x = 659,280.68 × 159,059.43
  4. Step 4: Simplify right side
    439,476.57x = 104,864,811,305.97
  5. Step 5: Solve for x
    x = 104,864,811,305.97/439,476.57
  6. Step 6: Final answer
    x = 238,612.97

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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.