Home / 417,672.18-576,387.99-226,685.52

Finding the Fourth Proportional to 417,672.18, 576,387.99 and 226,685.52

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Solution

The fourth proportional to 417,672.18, 576,387.99 and 226,685.52 is: 312,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,672.18 : 576,387.99 = 226,685.52 : x
  2. Step 2: Convert to fraction form
    417,672.18/576,387.99 = 226,685.52/x
  3. Step 3: Cross multiply
    417,672.18x = 576,387.99 × 226,685.52
  4. Step 4: Simplify right side
    417,672.18x = 130,658,811,234.91
  5. Step 5: Solve for x
    x = 130,658,811,234.91/417,672.18
  6. Step 6: Final answer
    x = 312,826.22

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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.