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Finding the Fourth Proportional to 577,031.52, 796,288.80 and 322,384.60

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Solution

The fourth proportional to 577,031.52, 796,288.80 and 322,384.60 is: 444,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,031.52 : 796,288.80 = 322,384.60 : x
  2. Step 2: Convert to fraction form
    577,031.52/796,288.80 = 322,384.60/x
  3. Step 3: Cross multiply
    577,031.52x = 796,288.80 × 322,384.60
  4. Step 4: Simplify right side
    577,031.52x = 256,711,246,272.48
  5. Step 5: Solve for x
    x = 256,711,246,272.48/577,031.52
  6. Step 6: Final answer
    x = 444,882.54

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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.