Home / 330,519.20-456,116.44-179,616.20

Finding the Fourth Proportional to 330,519.20, 456,116.44 and 179,616.20

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Solution

The fourth proportional to 330,519.20, 456,116.44 and 179,616.20 is: 247,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,519.20 : 456,116.44 = 179,616.20 : x
  2. Step 2: Convert to fraction form
    330,519.20/456,116.44 = 179,616.20/x
  3. Step 3: Cross multiply
    330,519.20x = 456,116.44 × 179,616.20
  4. Step 4: Simplify right side
    330,519.20x = 81,925,901,710.33
  5. Step 5: Solve for x
    x = 81,925,901,710.33/330,519.20
  6. Step 6: Final answer
    x = 247,870.33

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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.