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Finding the Fourth Proportional to 227,540.40, 341,699.40 and 149,002.80

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Solution

The fourth proportional to 227,540.40, 341,699.40 and 149,002.80 is: 223,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,540.40 : 341,699.40 = 149,002.80 : x
  2. Step 2: Convert to fraction form
    227,540.40/341,699.40 = 149,002.80/x
  3. Step 3: Cross multiply
    227,540.40x = 341,699.40 × 149,002.80
  4. Step 4: Simplify right side
    227,540.40x = 50,914,167,358.32
  5. Step 5: Solve for x
    x = 50,914,167,358.32/227,540.40
  6. Step 6: Final answer
    x = 223,758.80

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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.