Home / 296,249.28-408,808.32-162,087.36

Finding the Fourth Proportional to 296,249.28, 408,808.32 and 162,087.36

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Solution

The fourth proportional to 296,249.28, 408,808.32 and 162,087.36 is: 223,671.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,249.28 : 408,808.32 = 162,087.36 : x
  2. Step 2: Convert to fraction form
    296,249.28/408,808.32 = 162,087.36/x
  3. Step 3: Cross multiply
    296,249.28x = 408,808.32 × 162,087.36
  4. Step 4: Simplify right side
    296,249.28x = 66,262,661,334.84
  5. Step 5: Solve for x
    x = 66,262,661,334.84/296,249.28
  6. Step 6: Final answer
    x = 223,671.97

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1.5x scale

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.