Home / 330,626.80-456,269.52-179,727.04

Finding the Fourth Proportional to 330,626.80, 456,269.52 and 179,727.04

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Solution

The fourth proportional to 330,626.80, 456,269.52 and 179,727.04 is: 248,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,626.80 : 456,269.52 = 179,727.04 : x
  2. Step 2: Convert to fraction form
    330,626.80/456,269.52 = 179,727.04/x
  3. Step 3: Cross multiply
    330,626.80x = 456,269.52 × 179,727.04
  4. Step 4: Simplify right side
    330,626.80x = 82,003,970,271.82
  5. Step 5: Solve for x
    x = 82,003,970,271.82/330,626.80
  6. Step 6: Final answer
    x = 248,025.78

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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.