Home / 425,979.18-587,841.80-234,992.52

Finding the Fourth Proportional to 425,979.18, 587,841.80 and 234,992.52

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Solution

The fourth proportional to 425,979.18, 587,841.80 and 234,992.52 is: 324,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,979.18 : 587,841.80 = 234,992.52 : x
  2. Step 2: Convert to fraction form
    425,979.18/587,841.80 = 234,992.52/x
  3. Step 3: Cross multiply
    425,979.18x = 587,841.80 × 234,992.52
  4. Step 4: Simplify right side
    425,979.18x = 138,138,425,943.34
  5. Step 5: Solve for x
    x = 138,138,425,943.34/425,979.18
  6. Step 6: Final answer
    x = 324,284.45

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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.