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Finding the Fourth Proportional to 444,367.98, 665,001.63 and 363,470.85

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Solution

The fourth proportional to 444,367.98, 665,001.63 and 363,470.85 is: 543,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,367.98 : 665,001.63 = 363,470.85 : x
  2. Step 2: Convert to fraction form
    444,367.98/665,001.63 = 363,470.85/x
  3. Step 3: Cross multiply
    444,367.98x = 665,001.63 × 363,470.85
  4. Step 4: Simplify right side
    444,367.98x = 241,708,707,707.49
  5. Step 5: Solve for x
    x = 241,708,707,707.49/444,367.98
  6. Step 6: Final answer
    x = 543,938.17

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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.