Home / 1,108,167.10-1,662,251.11-266,718.85

Finding the Fourth Proportional to 1,108,167.10, 1,662,251.11 and 266,718.85

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Solution

The fourth proportional to 1,108,167.10, 1,662,251.11 and 266,718.85 is: 400,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,167.10 : 1,662,251.11 = 266,718.85 : x
  2. Step 2: Convert to fraction form
    1,108,167.10/1,662,251.11 = 266,718.85/x
  3. Step 3: Cross multiply
    1,108,167.10x = 1,662,251.11 × 266,718.85
  4. Step 4: Simplify right side
    1,108,167.10x = 443,353,699,648.00
  5. Step 5: Solve for x
    x = 443,353,699,648.00/1,108,167.10
  6. Step 6: Final answer
    x = 400,078.38

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Double scale
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Similar ratio
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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.