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Finding the Fourth Proportional to 582,264.28, 873,396.78 and 161,540.56

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Solution

The fourth proportional to 582,264.28, 873,396.78 and 161,540.56 is: 242,310.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,264.28 : 873,396.78 = 161,540.56 : x
  2. Step 2: Convert to fraction form
    582,264.28/873,396.78 = 161,540.56/x
  3. Step 3: Cross multiply
    582,264.28x = 873,396.78 × 161,540.56
  4. Step 4: Simplify right side
    582,264.28x = 141,089,004,943.40
  5. Step 5: Solve for x
    x = 141,089,004,943.40/582,264.28
  6. Step 6: Final answer
    x = 242,310.94

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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.