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Finding the Fourth Proportional to 598,573.82, 826,049.46 and 326,659.28

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Solution

The fourth proportional to 598,573.82, 826,049.46 and 326,659.28 is: 450,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,573.82 : 826,049.46 = 326,659.28 : x
  2. Step 2: Convert to fraction form
    598,573.82/826,049.46 = 326,659.28/x
  3. Step 3: Cross multiply
    598,573.82x = 826,049.46 × 326,659.28
  4. Step 4: Simplify right side
    598,573.82x = 269,836,721,847.99
  5. Step 5: Solve for x
    x = 269,836,721,847.99/598,573.82
  6. Step 6: Final answer
    x = 450,799.40

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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.