Home / 330,268.32-455,772.96-179,366.40

Finding the Fourth Proportional to 330,268.32, 455,772.96 and 179,366.40

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Solution

The fourth proportional to 330,268.32, 455,772.96 and 179,366.40 is: 247,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,268.32 : 455,772.96 = 179,366.40 : x
  2. Step 2: Convert to fraction form
    330,268.32/455,772.96 = 179,366.40/x
  3. Step 3: Cross multiply
    330,268.32x = 455,772.96 × 179,366.40
  4. Step 4: Simplify right side
    330,268.32x = 81,750,355,052.54
  5. Step 5: Solve for x
    x = 81,750,355,052.54/330,268.32
  6. Step 6: Final answer
    x = 247,527.09

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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.