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Finding the Fourth Proportional to 443,174.07, 664,900.98 and 337,066.29

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Solution

The fourth proportional to 443,174.07, 664,900.98 and 337,066.29 is: 505,705.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,174.07 : 664,900.98 = 337,066.29 : x
  2. Step 2: Convert to fraction form
    443,174.07/664,900.98 = 337,066.29/x
  3. Step 3: Cross multiply
    443,174.07x = 664,900.98 × 337,066.29
  4. Step 4: Simplify right side
    443,174.07x = 224,115,706,545.96
  5. Step 5: Solve for x
    x = 224,115,706,545.96/443,174.07
  6. Step 6: Final answer
    x = 505,705.82

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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.