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Finding the Fourth Proportional to 574,013.85, 860,722.44 and 169,152.96

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Solution

The fourth proportional to 574,013.85, 860,722.44 and 169,152.96 is: 253,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,013.85 : 860,722.44 = 169,152.96 : x
  2. Step 2: Convert to fraction form
    574,013.85/860,722.44 = 169,152.96/x
  3. Step 3: Cross multiply
    574,013.85x = 860,722.44 × 169,152.96
  4. Step 4: Simplify right side
    574,013.85x = 145,593,748,464.42
  5. Step 5: Solve for x
    x = 145,593,748,464.42/574,013.85
  6. Step 6: Final answer
    x = 253,641.53

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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.