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Finding the Fourth Proportional to 425,930.64, 587,788.04 and 232,339.22

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Solution

The fourth proportional to 425,930.64, 587,788.04 and 232,339.22 is: 320,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,930.64 : 587,788.04 = 232,339.22 : x
  2. Step 2: Convert to fraction form
    425,930.64/587,788.04 = 232,339.22/x
  3. Step 3: Cross multiply
    425,930.64x = 587,788.04 × 232,339.22
  4. Step 4: Simplify right side
    425,930.64x = 136,566,214,585.04
  5. Step 5: Solve for x
    x = 136,566,214,585.04/425,930.64
  6. Step 6: Final answer
    x = 320,630.18

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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.