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Finding the Fourth Proportional to 218,588.96, 328,185.28 and 150,962.24

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Solution

The fourth proportional to 218,588.96, 328,185.28 and 150,962.24 is: 226,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,588.96 : 328,185.28 = 150,962.24 : x
  2. Step 2: Convert to fraction form
    218,588.96/328,185.28 = 150,962.24/x
  3. Step 3: Cross multiply
    218,588.96x = 328,185.28 × 150,962.24
  4. Step 4: Simplify right side
    218,588.96x = 49,543,585,003.83
  5. Step 5: Solve for x
    x = 49,543,585,003.83/218,588.96
  6. Step 6: Final answer
    x = 226,651.82

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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.