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Finding the Fourth Proportional to 593,920.80, 890,760.24 and 219,854.88

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Solution

The fourth proportional to 593,920.80, 890,760.24 and 219,854.88 is: 329,737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,920.80 : 890,760.24 = 219,854.88 : x
  2. Step 2: Convert to fraction form
    593,920.80/890,760.24 = 219,854.88/x
  3. Step 3: Cross multiply
    593,920.80x = 890,760.24 × 219,854.88
  4. Step 4: Simplify right side
    593,920.80x = 195,837,985,673.97
  5. Step 5: Solve for x
    x = 195,837,985,673.97/593,920.80
  6. Step 6: Final answer
    x = 329,737.54

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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.