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Finding the Fourth Proportional to 230,974.12, 344,326.12 and 227,334.30

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Solution

The fourth proportional to 230,974.12, 344,326.12 and 227,334.30 is: 338,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,974.12 : 344,326.12 = 227,334.30 : x
  2. Step 2: Convert to fraction form
    230,974.12/344,326.12 = 227,334.30/x
  3. Step 3: Cross multiply
    230,974.12x = 344,326.12 × 227,334.30
  4. Step 4: Simplify right side
    230,974.12x = 78,277,137,461.92
  5. Step 5: Solve for x
    x = 78,277,137,461.92/230,974.12
  6. Step 6: Final answer
    x = 338,900.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.