Home / 598,676.16-826,190.10-326,761.32

Finding the Fourth Proportional to 598,676.16, 826,190.10 and 326,761.32

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Solution

The fourth proportional to 598,676.16, 826,190.10 and 326,761.32 is: 450,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,676.16 : 826,190.10 = 326,761.32 : x
  2. Step 2: Convert to fraction form
    598,676.16/826,190.10 = 326,761.32/x
  3. Step 3: Cross multiply
    598,676.16x = 826,190.10 × 326,761.32
  4. Step 4: Simplify right side
    598,676.16x = 269,966,967,646.93
  5. Step 5: Solve for x
    x = 269,966,967,646.93/598,676.16
  6. Step 6: Final answer
    x = 450,939.90

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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.