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Finding the Fourth Proportional to 582,016.75, 871,334.73 and 356,695.60

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Solution

The fourth proportional to 582,016.75, 871,334.73 and 356,695.60 is: 534,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,016.75 : 871,334.73 = 356,695.60 : x
  2. Step 2: Convert to fraction form
    582,016.75/871,334.73 = 356,695.60/x
  3. Step 3: Cross multiply
    582,016.75x = 871,334.73 × 356,695.60
  4. Step 4: Simplify right side
    582,016.75x = 310,801,264,318.19
  5. Step 5: Solve for x
    x = 310,801,264,318.19/582,016.75
  6. Step 6: Final answer
    x = 534,007.42

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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.