Home / 330,825.76-456,540.64-179,922.72

Finding the Fourth Proportional to 330,825.76, 456,540.64 and 179,922.72

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Solution

The fourth proportional to 330,825.76, 456,540.64 and 179,922.72 is: 248,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,825.76 : 456,540.64 = 179,922.72 : x
  2. Step 2: Convert to fraction form
    330,825.76/456,540.64 = 179,922.72/x
  3. Step 3: Cross multiply
    330,825.76x = 456,540.64 × 179,922.72
  4. Step 4: Simplify right side
    330,825.76x = 82,142,033,739.34
  5. Step 5: Solve for x
    x = 82,142,033,739.34/330,825.76
  6. Step 6: Final answer
    x = 248,293.95

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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.