Home / 306,482.28-422,803.62-179,163.24

Finding the Fourth Proportional to 306,482.28, 422,803.62 and 179,163.24

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Solution

The fourth proportional to 306,482.28, 422,803.62 and 179,163.24 is: 247,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,482.28 : 422,803.62 = 179,163.24 : x
  2. Step 2: Convert to fraction form
    306,482.28/422,803.62 = 179,163.24/x
  3. Step 3: Cross multiply
    306,482.28x = 422,803.62 × 179,163.24
  4. Step 4: Simplify right side
    306,482.28x = 75,750,866,442.93
  5. Step 5: Solve for x
    x = 75,750,866,442.93/306,482.28
  6. Step 6: Final answer
    x = 247,162.30

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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.