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Finding the Fourth Proportional to 447,060.30, 669,124.44 and 244,345.90

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Solution

The fourth proportional to 447,060.30, 669,124.44 and 244,345.90 is: 365,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,060.30 : 669,124.44 = 244,345.90 : x
  2. Step 2: Convert to fraction form
    447,060.30/669,124.44 = 244,345.90/x
  3. Step 3: Cross multiply
    447,060.30x = 669,124.44 × 244,345.90
  4. Step 4: Simplify right side
    447,060.30x = 163,497,813,503.80
  5. Step 5: Solve for x
    x = 163,497,813,503.80/447,060.30
  6. Step 6: Final answer
    x = 365,717.59

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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.