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Finding the Fourth Proportional to 240,883.77, 332,285.67 and 189,707.97

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Solution

The fourth proportional to 240,883.77, 332,285.67 and 189,707.97 is: 261,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,883.77 : 332,285.67 = 189,707.97 : x
  2. Step 2: Convert to fraction form
    240,883.77/332,285.67 = 189,707.97/x
  3. Step 3: Cross multiply
    240,883.77x = 332,285.67 × 189,707.97
  4. Step 4: Simplify right side
    240,883.77x = 63,037,239,915.79
  5. Step 5: Solve for x
    x = 63,037,239,915.79/240,883.77
  6. Step 6: Final answer
    x = 261,691.52

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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.