Home / 516,120.88-773,755.08-227,727.21

Finding the Fourth Proportional to 516,120.88, 773,755.08 and 227,727.21

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Solution

The fourth proportional to 516,120.88, 773,755.08 and 227,727.21 is: 341,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,120.88 : 773,755.08 = 227,727.21 : x
  2. Step 2: Convert to fraction form
    516,120.88/773,755.08 = 227,727.21/x
  3. Step 3: Cross multiply
    516,120.88x = 773,755.08 × 227,727.21
  4. Step 4: Simplify right side
    516,120.88x = 176,205,081,722.95
  5. Step 5: Solve for x
    x = 176,205,081,722.95/516,120.88
  6. Step 6: Final answer
    x = 341,402.74

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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.