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Finding the Fourth Proportional to 598,959.48, 826,540.47 and 327,038.84

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Solution

The fourth proportional to 598,959.48, 826,540.47 and 327,038.84 is: 451,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,959.48 : 826,540.47 = 327,038.84 : x
  2. Step 2: Convert to fraction form
    598,959.48/826,540.47 = 327,038.84/x
  3. Step 3: Cross multiply
    598,959.48x = 826,540.47 × 327,038.84
  4. Step 4: Simplify right side
    598,959.48x = 270,310,836,521.86
  5. Step 5: Solve for x
    x = 270,310,836,521.86/598,959.48
  6. Step 6: Final answer
    x = 451,300.71

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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.