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Finding the Fourth Proportional to 577,149.71, 796,545.71 and 332,129.43

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Solution

The fourth proportional to 577,149.71, 796,545.71 and 332,129.43 is: 458,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,149.71 : 796,545.71 = 332,129.43 : x
  2. Step 2: Convert to fraction form
    577,149.71/796,545.71 = 332,129.43/x
  3. Step 3: Cross multiply
    577,149.71x = 796,545.71 × 332,129.43
  4. Step 4: Simplify right side
    577,149.71x = 264,556,272,631.25
  5. Step 5: Solve for x
    x = 264,556,272,631.25/577,149.71
  6. Step 6: Final answer
    x = 458,384.14

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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.