Home / 330,627.80-456,270.90-179,728.04

Finding the Fourth Proportional to 330,627.80, 456,270.90 and 179,728.04

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Solution

The fourth proportional to 330,627.80, 456,270.90 and 179,728.04 is: 248,027.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,627.80 : 456,270.90 = 179,728.04 : x
  2. Step 2: Convert to fraction form
    330,627.80/456,270.90 = 179,728.04/x
  3. Step 3: Cross multiply
    330,627.80x = 456,270.90 × 179,728.04
  4. Step 4: Simplify right side
    330,627.80x = 82,004,674,566.04
  5. Step 5: Solve for x
    x = 82,004,674,566.04/330,627.80
  6. Step 6: Final answer
    x = 248,027.16

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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.