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Finding the Fourth Proportional to 363,079.10, 543,322.65 and 230,023.10

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Solution

The fourth proportional to 363,079.10, 543,322.65 and 230,023.10 is: 344,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,079.10 : 543,322.65 = 230,023.10 : x
  2. Step 2: Convert to fraction form
    363,079.10/543,322.65 = 230,023.10/x
  3. Step 3: Cross multiply
    363,079.10x = 543,322.65 × 230,023.10
  4. Step 4: Simplify right side
    363,079.10x = 124,976,760,253.22
  5. Step 5: Solve for x
    x = 124,976,760,253.22/363,079.10
  6. Step 6: Final answer
    x = 344,213.59

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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.