Home / 598,628.47-826,120.34-326,697.43

Finding the Fourth Proportional to 598,628.47, 826,120.34 and 326,697.43

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Solution

The fourth proportional to 598,628.47, 826,120.34 and 326,697.43 is: 450,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,628.47 : 826,120.34 = 326,697.43 : x
  2. Step 2: Convert to fraction form
    598,628.47/826,120.34 = 326,697.43/x
  3. Step 3: Cross multiply
    598,628.47x = 826,120.34 × 326,697.43
  4. Step 4: Simplify right side
    598,628.47x = 269,891,391,948.73
  5. Step 5: Solve for x
    x = 269,891,391,948.73/598,628.47
  6. Step 6: Final answer
    x = 450,849.58

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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.