Home / 330,825.20-456,525.60-179,922.32

Finding the Fourth Proportional to 330,825.20, 456,525.60 and 179,922.32

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Solution

The fourth proportional to 330,825.20, 456,525.60 and 179,922.32 is: 248,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,825.20 : 456,525.60 = 179,922.32 : x
  2. Step 2: Convert to fraction form
    330,825.20/456,525.60 = 179,922.32/x
  3. Step 3: Cross multiply
    330,825.20x = 456,525.60 × 179,922.32
  4. Step 4: Simplify right side
    330,825.20x = 82,139,145,091.39
  5. Step 5: Solve for x
    x = 82,139,145,091.39/330,825.20
  6. Step 6: Final answer
    x = 248,285.64

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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.