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Finding the Fourth Proportional to 231,447.39, 347,168.57 and 175,630.29

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Solution

The fourth proportional to 231,447.39, 347,168.57 and 175,630.29 is: 263,443.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,447.39 : 347,168.57 = 175,630.29 : x
  2. Step 2: Convert to fraction form
    231,447.39/347,168.57 = 175,630.29/x
  3. Step 3: Cross multiply
    231,447.39x = 347,168.57 × 175,630.29
  4. Step 4: Simplify right side
    231,447.39x = 60,973,314,447.95
  5. Step 5: Solve for x
    x = 60,973,314,447.95/231,447.39
  6. Step 6: Final answer
    x = 263,443.52

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1.5x scale

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.