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Finding the Fourth Proportional to 367,084.10, 550,626.15 and 117,791.30

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Solution

The fourth proportional to 367,084.10, 550,626.15 and 117,791.30 is: 176,686.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,084.10 : 550,626.15 = 117,791.30 : x
  2. Step 2: Convert to fraction form
    367,084.10/550,626.15 = 117,791.30/x
  3. Step 3: Cross multiply
    367,084.10x = 550,626.15 × 117,791.30
  4. Step 4: Simplify right side
    367,084.10x = 64,858,970,022.50
  5. Step 5: Solve for x
    x = 64,858,970,022.50/367,084.10
  6. Step 6: Final answer
    x = 176,686.95

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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.