Home / 297,826.80-447,085.80-179,631.60

Finding the Fourth Proportional to 297,826.80, 447,085.80 and 179,631.60

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Solution

The fourth proportional to 297,826.80, 447,085.80 and 179,631.60 is: 269,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,826.80 : 447,085.80 = 179,631.60 : x
  2. Step 2: Convert to fraction form
    297,826.80/447,085.80 = 179,631.60/x
  3. Step 3: Cross multiply
    297,826.80x = 447,085.80 × 179,631.60
  4. Step 4: Simplify right side
    297,826.80x = 80,310,737,591.28
  5. Step 5: Solve for x
    x = 80,310,737,591.28/297,826.80
  6. Step 6: Final answer
    x = 269,655.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.