Home / 482,275.82-723,384.57-215,964.83

Finding the Fourth Proportional to 482,275.82, 723,384.57 and 215,964.83

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Solution

The fourth proportional to 482,275.82, 723,384.57 and 215,964.83 is: 323,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,275.82 : 723,384.57 = 215,964.83 : x
  2. Step 2: Convert to fraction form
    482,275.82/723,384.57 = 215,964.83/x
  3. Step 3: Cross multiply
    482,275.82x = 723,384.57 × 215,964.83
  4. Step 4: Simplify right side
    482,275.82x = 156,225,625,684.67
  5. Step 5: Solve for x
    x = 156,225,625,684.67/482,275.82
  6. Step 6: Final answer
    x = 323,934.19

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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.