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Finding the Fourth Proportional to 296,429, 444,726.78 and 119,060.52

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Solution

The fourth proportional to 296,429, 444,726.78 and 119,060.52 is: 178,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,429 : 444,726.78 = 119,060.52 : x
  2. Step 2: Convert to fraction form
    296,429/444,726.78 = 119,060.52/x
  3. Step 3: Cross multiply
    296,429x = 444,726.78 × 119,060.52
  4. Step 4: Simplify right side
    296,429x = 52,949,401,684.73
  5. Step 5: Solve for x
    x = 52,949,401,684.73/296,429
  6. Step 6: Final answer
    x = 178,624.23

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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.