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Finding the Fourth Proportional to 269,407.97, 371,774.90 and 148,549.22

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Solution

The fourth proportional to 269,407.97, 371,774.90 and 148,549.22 is: 204,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,407.97 : 371,774.90 = 148,549.22 : x
  2. Step 2: Convert to fraction form
    269,407.97/371,774.90 = 148,549.22/x
  3. Step 3: Cross multiply
    269,407.97x = 371,774.90 × 148,549.22
  4. Step 4: Simplify right side
    269,407.97x = 55,226,872,572.88
  5. Step 5: Solve for x
    x = 55,226,872,572.88/269,407.97
  6. Step 6: Final answer
    x = 204,993.46

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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.