Home / 374,147.49-516,333.65-223,331.97

Finding the Fourth Proportional to 374,147.49, 516,333.65 and 223,331.97

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Solution

The fourth proportional to 374,147.49, 516,333.65 and 223,331.97 is: 308,204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,147.49 : 516,333.65 = 223,331.97 : x
  2. Step 2: Convert to fraction form
    374,147.49/516,333.65 = 223,331.97/x
  3. Step 3: Cross multiply
    374,147.49x = 516,333.65 × 223,331.97
  4. Step 4: Simplify right side
    374,147.49x = 115,313,810,115.13
  5. Step 5: Solve for x
    x = 115,313,810,115.13/374,147.49
  6. Step 6: Final answer
    x = 308,204.15

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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.