Home / 297,621.80-446,432.70-179,426.60

Finding the Fourth Proportional to 297,621.80, 446,432.70 and 179,426.60

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Solution

The fourth proportional to 297,621.80, 446,432.70 and 179,426.60 is: 269,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,621.80 : 446,432.70 = 179,426.60 : x
  2. Step 2: Convert to fraction form
    297,621.80/446,432.70 = 179,426.60/x
  3. Step 3: Cross multiply
    297,621.80x = 446,432.70 × 179,426.60
  4. Step 4: Simplify right side
    297,621.80x = 80,101,901,489.82
  5. Step 5: Solve for x
    x = 80,101,901,489.82/297,621.80
  6. Step 6: Final answer
    x = 269,139.90

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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.