Home / 663,479.22-995,026.02-258,581.31

Finding the Fourth Proportional to 663,479.22, 995,026.02 and 258,581.31

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Solution

The fourth proportional to 663,479.22, 995,026.02 and 258,581.31 is: 387,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,479.22 : 995,026.02 = 258,581.31 : x
  2. Step 2: Convert to fraction form
    663,479.22/995,026.02 = 258,581.31/x
  3. Step 3: Cross multiply
    663,479.22x = 995,026.02 × 258,581.31
  4. Step 4: Simplify right side
    663,479.22x = 257,295,131,735.69
  5. Step 5: Solve for x
    x = 257,295,131,735.69/663,479.22
  6. Step 6: Final answer
    x = 387,796.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.