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Finding the Fourth Proportional to 588,882.92, 812,658.60 and 330,760.28

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Solution

The fourth proportional to 588,882.92, 812,658.60 and 330,760.28 is: 456,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,882.92 : 812,658.60 = 330,760.28 : x
  2. Step 2: Convert to fraction form
    588,882.92/812,658.60 = 330,760.28/x
  3. Step 3: Cross multiply
    588,882.92x = 812,658.60 × 330,760.28
  4. Step 4: Simplify right side
    588,882.92x = 268,795,186,080.41
  5. Step 5: Solve for x
    x = 268,795,186,080.41/588,882.92
  6. Step 6: Final answer
    x = 456,449.28

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1.5x scale

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.