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Finding the Fourth Proportional to 374,109.97, 516,355.86 and 244,973.44

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Solution

The fourth proportional to 374,109.97, 516,355.86 and 244,973.44 is: 338,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,109.97 : 516,355.86 = 244,973.44 : x
  2. Step 2: Convert to fraction form
    374,109.97/516,355.86 = 244,973.44/x
  3. Step 3: Cross multiply
    374,109.97x = 516,355.86 × 244,973.44
  4. Step 4: Simplify right side
    374,109.97x = 126,493,471,337.88
  5. Step 5: Solve for x
    x = 126,493,471,337.88/374,109.97
  6. Step 6: Final answer
    x = 338,118.42

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1.5x scale

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.