Home / 330,050.76-455,475.32-179,147.76

Finding the Fourth Proportional to 330,050.76, 455,475.32 and 179,147.76

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Solution

The fourth proportional to 330,050.76, 455,475.32 and 179,147.76 is: 247,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,050.76 : 455,475.32 = 179,147.76 : x
  2. Step 2: Convert to fraction form
    330,050.76/455,475.32 = 179,147.76/x
  3. Step 3: Cross multiply
    330,050.76x = 455,475.32 × 179,147.76
  4. Step 4: Simplify right side
    330,050.76x = 81,597,383,313.28
  5. Step 5: Solve for x
    x = 81,597,383,313.28/330,050.76
  6. Step 6: Final answer
    x = 247,226.77

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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.