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Finding the Fourth Proportional to 447,061.30, 669,125.94 and 244,346.90

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Solution

The fourth proportional to 447,061.30, 669,125.94 and 244,346.90 is: 365,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,061.30 : 669,125.94 = 244,346.90 : x
  2. Step 2: Convert to fraction form
    447,061.30/669,125.94 = 244,346.90/x
  3. Step 3: Cross multiply
    447,061.30x = 669,125.94 × 244,346.90
  4. Step 4: Simplify right side
    447,061.30x = 163,498,849,148.59
  5. Step 5: Solve for x
    x = 163,498,849,148.59/447,061.30
  6. Step 6: Final answer
    x = 365,719.08

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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.