Home / 425,620.85-587,348.06-234,634.19

Finding the Fourth Proportional to 425,620.85, 587,348.06 and 234,634.19

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Solution

The fourth proportional to 425,620.85, 587,348.06 and 234,634.19 is: 323,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,620.85 : 587,348.06 = 234,634.19 : x
  2. Step 2: Convert to fraction form
    425,620.85/587,348.06 = 234,634.19/x
  3. Step 3: Cross multiply
    425,620.85x = 587,348.06 × 234,634.19
  4. Step 4: Simplify right side
    425,620.85x = 137,811,932,196.26
  5. Step 5: Solve for x
    x = 137,811,932,196.26/425,620.85
  6. Step 6: Final answer
    x = 323,790.37

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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.