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Finding the Fourth Proportional to 253,447.01, 379,750.72 and 178,199.52

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Solution

The fourth proportional to 253,447.01, 379,750.72 and 178,199.52 is: 267,004.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,447.01 : 379,750.72 = 178,199.52 : x
  2. Step 2: Convert to fraction form
    253,447.01/379,750.72 = 178,199.52/x
  3. Step 3: Cross multiply
    253,447.01x = 379,750.72 × 178,199.52
  4. Step 4: Simplify right side
    253,447.01x = 67,671,396,023.65
  5. Step 5: Solve for x
    x = 67,671,396,023.65/253,447.01
  6. Step 6: Final answer
    x = 267,004.12

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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.