Home / 598,655.49-826,152.21-353,648.31

Finding the Fourth Proportional to 598,655.49, 826,152.21 and 353,648.31

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Solution

The fourth proportional to 598,655.49, 826,152.21 and 353,648.31 is: 488,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,655.49 : 826,152.21 = 353,648.31 : x
  2. Step 2: Convert to fraction form
    598,655.49/826,152.21 = 353,648.31/x
  3. Step 3: Cross multiply
    598,655.49x = 826,152.21 × 353,648.31
  4. Step 4: Simplify right side
    598,655.49x = 292,167,332,869.27
  5. Step 5: Solve for x
    x = 292,167,332,869.27/598,655.49
  6. Step 6: Final answer
    x = 488,039.18

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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.