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Finding the Fourth Proportional to 330,952.56, 456,732.24 and 187,758.64

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Solution

The fourth proportional to 330,952.56, 456,732.24 and 187,758.64 is: 259,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,952.56 : 456,732.24 = 187,758.64 : x
  2. Step 2: Convert to fraction form
    330,952.56/456,732.24 = 187,758.64/x
  3. Step 3: Cross multiply
    330,952.56x = 456,732.24 × 187,758.64
  4. Step 4: Simplify right side
    330,952.56x = 85,755,424,226.55
  5. Step 5: Solve for x
    x = 85,755,424,226.55/330,952.56
  6. Step 6: Final answer
    x = 259,116.97

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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.