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Finding the Fourth Proportional to 275,144.08, 379,559.08 and 179,706.64

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Solution

The fourth proportional to 275,144.08, 379,559.08 and 179,706.64 is: 247,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,144.08 : 379,559.08 = 179,706.64 : x
  2. Step 2: Convert to fraction form
    275,144.08/379,559.08 = 179,706.64/x
  3. Step 3: Cross multiply
    275,144.08x = 379,559.08 × 179,706.64
  4. Step 4: Simplify right side
    275,144.08x = 68,209,286,948.29
  5. Step 5: Solve for x
    x = 68,209,286,948.29/275,144.08
  6. Step 6: Final answer
    x = 247,903.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.