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Finding the Fourth Proportional to 227,422.60, 341,414.70 and 143,182.60

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Solution

The fourth proportional to 227,422.60, 341,414.70 and 143,182.60 is: 214,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,422.60 : 341,414.70 = 143,182.60 : x
  2. Step 2: Convert to fraction form
    227,422.60/341,414.70 = 143,182.60/x
  3. Step 3: Cross multiply
    227,422.60x = 341,414.70 × 143,182.60
  4. Step 4: Simplify right side
    227,422.60x = 48,884,644,424.22
  5. Step 5: Solve for x
    x = 48,884,644,424.22/227,422.60
  6. Step 6: Final answer
    x = 214,950.69

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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.