Home / 695,649.73-1,041,149.51-396,049.87

Finding the Fourth Proportional to 695,649.73, 1,041,149.51 and 396,049.87

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Solution

The fourth proportional to 695,649.73, 1,041,149.51 and 396,049.87 is: 592,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,649.73 : 1,041,149.51 = 396,049.87 : x
  2. Step 2: Convert to fraction form
    695,649.73/1,041,149.51 = 396,049.87/x
  3. Step 3: Cross multiply
    695,649.73x = 1,041,149.51 × 396,049.87
  4. Step 4: Simplify right side
    695,649.73x = 412,347,128,086.06
  5. Step 5: Solve for x
    x = 412,347,128,086.06/695,649.73
  6. Step 6: Final answer
    x = 592,751.08

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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.