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Finding the Fourth Proportional to 490,233.30, 735,350.52 and 153,275.73

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Solution

The fourth proportional to 490,233.30, 735,350.52 and 153,275.73 is: 229,913.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,233.30 : 735,350.52 = 153,275.73 : x
  2. Step 2: Convert to fraction form
    490,233.30/735,350.52 = 153,275.73/x
  3. Step 3: Cross multiply
    490,233.30x = 735,350.52 × 153,275.73
  4. Step 4: Simplify right side
    490,233.30x = 112,711,387,758.88
  5. Step 5: Solve for x
    x = 112,711,387,758.88/490,233.30
  6. Step 6: Final answer
    x = 229,913.77

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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.