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Finding the Fourth Proportional to 655,957.05, 984,221.48 and 229,798.59

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Solution

The fourth proportional to 655,957.05, 984,221.48 and 229,798.59 is: 344,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,957.05 : 984,221.48 = 229,798.59 : x
  2. Step 2: Convert to fraction form
    655,957.05/984,221.48 = 229,798.59/x
  3. Step 3: Cross multiply
    655,957.05x = 984,221.48 × 229,798.59
  4. Step 4: Simplify right side
    655,957.05x = 226,172,708,351.71
  5. Step 5: Solve for x
    x = 226,172,708,351.71/655,957.05
  6. Step 6: Final answer
    x = 344,798.04

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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.