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Finding the Fourth Proportional to 244,614.74, 337,255.84 and 158,421.42

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Solution

The fourth proportional to 244,614.74, 337,255.84 and 158,421.42 is: 218,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,614.74 : 337,255.84 = 158,421.42 : x
  2. Step 2: Convert to fraction form
    244,614.74/337,255.84 = 158,421.42/x
  3. Step 3: Cross multiply
    244,614.74x = 337,255.84 × 158,421.42
  4. Step 4: Simplify right side
    244,614.74x = 53,428,549,076.09
  5. Step 5: Solve for x
    x = 53,428,549,076.09/244,614.74
  6. Step 6: Final answer
    x = 218,419.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.