Home / 308,291.22-425,496.03-179,269.61

Finding the Fourth Proportional to 308,291.22, 425,496.03 and 179,269.61

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Solution

The fourth proportional to 308,291.22, 425,496.03 and 179,269.61 is: 247,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,291.22 : 425,496.03 = 179,269.61 : x
  2. Step 2: Convert to fraction form
    308,291.22/425,496.03 = 179,269.61/x
  3. Step 3: Cross multiply
    308,291.22x = 425,496.03 × 179,269.61
  4. Step 4: Simplify right side
    308,291.22x = 76,278,508,649.23
  5. Step 5: Solve for x
    x = 76,278,508,649.23/308,291.22
  6. Step 6: Final answer
    x = 247,423.55

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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.