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Finding the Fourth Proportional to 366,844.80, 550,267.20 and 323,542.20

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Solution

The fourth proportional to 366,844.80, 550,267.20 and 323,542.20 is: 485,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,844.80 : 550,267.20 = 323,542.20 : x
  2. Step 2: Convert to fraction form
    366,844.80/550,267.20 = 323,542.20/x
  3. Step 3: Cross multiply
    366,844.80x = 550,267.20 × 323,542.20
  4. Step 4: Simplify right side
    366,844.80x = 178,034,660,475.84
  5. Step 5: Solve for x
    x = 178,034,660,475.84/366,844.80
  6. Step 6: Final answer
    x = 485,313.30

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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.