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Finding the Fourth Proportional to 232,472.56, 320,689.44 and 191,949.88

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Solution

The fourth proportional to 232,472.56, 320,689.44 and 191,949.88 is: 264,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,472.56 : 320,689.44 = 191,949.88 : x
  2. Step 2: Convert to fraction form
    232,472.56/320,689.44 = 191,949.88/x
  3. Step 3: Cross multiply
    232,472.56x = 320,689.44 × 191,949.88
  4. Step 4: Simplify right side
    232,472.56x = 61,556,299,525.27
  5. Step 5: Solve for x
    x = 61,556,299,525.27/232,472.56
  6. Step 6: Final answer
    x = 264,789.53

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1.5x scale

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.