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Finding the Fourth Proportional to 444,693.04, 667,703.86 and 438,050.03

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Solution

The fourth proportional to 444,693.04, 667,703.86 and 438,050.03 is: 657,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,693.04 : 667,703.86 = 438,050.03 : x
  2. Step 2: Convert to fraction form
    444,693.04/667,703.86 = 438,050.03/x
  3. Step 3: Cross multiply
    444,693.04x = 667,703.86 × 438,050.03
  4. Step 4: Simplify right side
    444,693.04x = 292,487,691,470.47
  5. Step 5: Solve for x
    x = 292,487,691,470.47/444,693.04
  6. Step 6: Final answer
    x = 657,729.42

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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.