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Finding the Fourth Proportional to 244,474.20, 366,927.30 and 144,509.40

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Solution

The fourth proportional to 244,474.20, 366,927.30 and 144,509.40 is: 216,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,474.20 : 366,927.30 = 144,509.40 : x
  2. Step 2: Convert to fraction form
    244,474.20/366,927.30 = 144,509.40/x
  3. Step 3: Cross multiply
    244,474.20x = 366,927.30 × 144,509.40
  4. Step 4: Simplify right side
    244,474.20x = 53,024,443,966.62
  5. Step 5: Solve for x
    x = 53,024,443,966.62/244,474.20
  6. Step 6: Final answer
    x = 216,891.78

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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.