Home / 598,617.68-826,109.90-326,703.04

Finding the Fourth Proportional to 598,617.68, 826,109.90 and 326,703.04

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Solution

The fourth proportional to 598,617.68, 826,109.90 and 326,703.04 is: 450,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,617.68 : 826,109.90 = 326,703.04 : x
  2. Step 2: Convert to fraction form
    598,617.68/826,109.90 = 326,703.04/x
  3. Step 3: Cross multiply
    598,617.68x = 826,109.90 × 326,703.04
  4. Step 4: Simplify right side
    598,617.68x = 269,892,609,940.03
  5. Step 5: Solve for x
    x = 269,892,609,940.03/598,617.68
  6. Step 6: Final answer
    x = 450,859.74

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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.