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Finding the Fourth Proportional to 256,549.52, 382,945.46 and 226,249.25

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Solution

The fourth proportional to 256,549.52, 382,945.46 and 226,249.25 is: 337,716.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,549.52 : 382,945.46 = 226,249.25 : x
  2. Step 2: Convert to fraction form
    256,549.52/382,945.46 = 226,249.25/x
  3. Step 3: Cross multiply
    256,549.52x = 382,945.46 × 226,249.25
  4. Step 4: Simplify right side
    256,549.52x = 86,641,121,201.18
  5. Step 5: Solve for x
    x = 86,641,121,201.18/256,549.52
  6. Step 6: Final answer
    x = 337,716.95

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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.