Home / 330,665.60-456,323.04-179,765.84

Finding the Fourth Proportional to 330,665.60, 456,323.04 and 179,765.84

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Solution

The fourth proportional to 330,665.60, 456,323.04 and 179,765.84 is: 248,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,665.60 : 456,323.04 = 179,765.84 : x
  2. Step 2: Convert to fraction form
    330,665.60/456,323.04 = 179,765.84/x
  3. Step 3: Cross multiply
    330,665.60x = 456,323.04 × 179,765.84
  4. Step 4: Simplify right side
    330,665.60x = 82,031,294,596.95
  5. Step 5: Solve for x
    x = 82,031,294,596.95/330,665.60
  6. Step 6: Final answer
    x = 248,079.31

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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.