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Finding the Fourth Proportional to 447,094.17, 669,175.20 and 244,379.79

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Solution

The fourth proportional to 447,094.17, 669,175.20 and 244,379.79 is: 365,768.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,094.17 : 669,175.20 = 244,379.79 : x
  2. Step 2: Convert to fraction form
    447,094.17/669,175.20 = 244,379.79/x
  3. Step 3: Cross multiply
    447,094.17x = 669,175.20 × 244,379.79
  4. Step 4: Simplify right side
    447,094.17x = 163,532,894,849.21
  5. Step 5: Solve for x
    x = 163,532,894,849.21/447,094.17
  6. Step 6: Final answer
    x = 365,768.35

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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.