Home / 330,972.56-456,744.12-180,070.64

Finding the Fourth Proportional to 330,972.56, 456,744.12 and 180,070.64

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Solution

The fourth proportional to 330,972.56, 456,744.12 and 180,070.64 is: 248,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,972.56 : 456,744.12 = 180,070.64 : x
  2. Step 2: Convert to fraction form
    330,972.56/456,744.12 = 180,070.64/x
  3. Step 3: Cross multiply
    330,972.56x = 456,744.12 × 180,070.64
  4. Step 4: Simplify right side
    330,972.56x = 82,246,206,004.64
  5. Step 5: Solve for x
    x = 82,246,206,004.64/330,972.56
  6. Step 6: Final answer
    x = 248,498.56

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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.