Home / 330,986.94-456,760.71-180,086.46

Finding the Fourth Proportional to 330,986.94, 456,760.71 and 180,086.46

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Solution

The fourth proportional to 330,986.94, 456,760.71 and 180,086.46 is: 248,518.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,986.94 : 456,760.71 = 180,086.46 : x
  2. Step 2: Convert to fraction form
    330,986.94/456,760.71 = 180,086.46/x
  3. Step 3: Cross multiply
    330,986.94x = 456,760.71 × 180,086.46
  4. Step 4: Simplify right side
    330,986.94x = 82,256,419,330.99
  5. Step 5: Solve for x
    x = 82,256,419,330.99/330,986.94
  6. Step 6: Final answer
    x = 248,518.63

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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.