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Finding the Fourth Proportional to 218,544.20, 327,233.10 and 218,544.20

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Solution

The fourth proportional to 218,544.20, 327,233.10 and 218,544.20 is: 327,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,544.20 : 327,233.10 = 218,544.20 : x
  2. Step 2: Convert to fraction form
    218,544.20/327,233.10 = 218,544.20/x
  3. Step 3: Cross multiply
    218,544.20x = 327,233.10 × 218,544.20
  4. Step 4: Simplify right side
    218,544.20x = 71,514,896,053.02
  5. Step 5: Solve for x
    x = 71,514,896,053.02/218,544.20
  6. Step 6: Final answer
    x = 327,233.10

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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.