Home / 330,635.55-456,281.61-179,735.79

Finding the Fourth Proportional to 330,635.55, 456,281.61 and 179,735.79

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Solution

The fourth proportional to 330,635.55, 456,281.61 and 179,735.79 is: 248,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,635.55 : 456,281.61 = 179,735.79 : x
  2. Step 2: Convert to fraction form
    330,635.55/456,281.61 = 179,735.79/x
  3. Step 3: Cross multiply
    330,635.55x = 456,281.61 × 179,735.79
  4. Step 4: Simplify right side
    330,635.55x = 82,010,135,635.82
  5. Step 5: Solve for x
    x = 82,010,135,635.82/330,635.55
  6. Step 6: Final answer
    x = 248,037.86

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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.