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Finding the Fourth Proportional to 267,262.09, 368,821.78 and 146,407.73

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Solution

The fourth proportional to 267,262.09, 368,821.78 and 146,407.73 is: 202,042.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,262.09 : 368,821.78 = 146,407.73 : x
  2. Step 2: Convert to fraction form
    267,262.09/368,821.78 = 146,407.73/x
  3. Step 3: Cross multiply
    267,262.09x = 368,821.78 × 146,407.73
  4. Step 4: Simplify right side
    267,262.09x = 53,998,357,374.23
  5. Step 5: Solve for x
    x = 53,998,357,374.23/267,262.09
  6. Step 6: Final answer
    x = 202,042.71

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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.