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Finding the Fourth Proportional to 422,325.17, 582,818.15 and 241,033.46

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Solution

The fourth proportional to 422,325.17, 582,818.15 and 241,033.46 is: 332,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,325.17 : 582,818.15 = 241,033.46 : x
  2. Step 2: Convert to fraction form
    422,325.17/582,818.15 = 241,033.46/x
  3. Step 3: Cross multiply
    422,325.17x = 582,818.15 × 241,033.46
  4. Step 4: Simplify right side
    422,325.17x = 140,478,674,040.13
  5. Step 5: Solve for x
    x = 140,478,674,040.13/422,325.17
  6. Step 6: Final answer
    x = 332,631.55

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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.