Home / 366,919.55-550,379.33-323,616.95

Finding the Fourth Proportional to 366,919.55, 550,379.33 and 323,616.95

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Solution

The fourth proportional to 366,919.55, 550,379.33 and 323,616.95 is: 485,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,919.55 : 550,379.33 = 323,616.95 : x
  2. Step 2: Convert to fraction form
    366,919.55/550,379.33 = 323,616.95/x
  3. Step 3: Cross multiply
    366,919.55x = 550,379.33 × 323,616.95
  4. Step 4: Simplify right side
    366,919.55x = 178,112,080,117.64
  5. Step 5: Solve for x
    x = 178,112,080,117.64/366,919.55
  6. Step 6: Final answer
    x = 485,425.43

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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.