Home / 1,108,167.60-1,662,251.86-266,719.35

Finding the Fourth Proportional to 1,108,167.60, 1,662,251.86 and 266,719.35

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Solution

The fourth proportional to 1,108,167.60, 1,662,251.86 and 266,719.35 is: 400,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,167.60 : 1,662,251.86 = 266,719.35 : x
  2. Step 2: Convert to fraction form
    1,108,167.60/1,662,251.86 = 266,719.35/x
  3. Step 3: Cross multiply
    1,108,167.60x = 1,662,251.86 × 266,719.35
  4. Step 4: Simplify right side
    1,108,167.60x = 443,354,735,635.49
  5. Step 5: Solve for x
    x = 443,354,735,635.49/1,108,167.60
  6. Step 6: Final answer
    x = 400,079.14

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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.