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Finding the Fourth Proportional to 582,963.38, 874,445.07 and 227,728.28

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Solution

The fourth proportional to 582,963.38, 874,445.07 and 227,728.28 is: 341,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,963.38 : 874,445.07 = 227,728.28 : x
  2. Step 2: Convert to fraction form
    582,963.38/874,445.07 = 227,728.28/x
  3. Step 3: Cross multiply
    582,963.38x = 874,445.07 × 227,728.28
  4. Step 4: Simplify right side
    582,963.38x = 199,135,871,745.58
  5. Step 5: Solve for x
    x = 199,135,871,745.58/582,963.38
  6. Step 6: Final answer
    x = 341,592.42

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.