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Finding the Fourth Proportional to 574,191.78, 860,969.34 and 232,326.42

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Solution

The fourth proportional to 574,191.78, 860,969.34 and 232,326.42 is: 348,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,191.78 : 860,969.34 = 232,326.42 : x
  2. Step 2: Convert to fraction form
    574,191.78/860,969.34 = 232,326.42/x
  3. Step 3: Cross multiply
    574,191.78x = 860,969.34 × 232,326.42
  4. Step 4: Simplify right side
    574,191.78x = 200,025,924,491.96
  5. Step 5: Solve for x
    x = 200,025,924,491.96/574,191.78
  6. Step 6: Final answer
    x = 348,360.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.