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Finding the Fourth Proportional to 267,326.40, 368,906.40 and 146,467.20

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Solution

The fourth proportional to 267,326.40, 368,906.40 and 146,467.20 is: 202,122.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,326.40 : 368,906.40 = 146,467.20 : x
  2. Step 2: Convert to fraction form
    267,326.40/368,906.40 = 146,467.20/x
  3. Step 3: Cross multiply
    267,326.40x = 368,906.40 × 146,467.20
  4. Step 4: Simplify right side
    267,326.40x = 54,032,687,470.08
  5. Step 5: Solve for x
    x = 54,032,687,470.08/267,326.40
  6. Step 6: Final answer
    x = 202,122.53

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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.