Home / 447,226.20-670,320.90-180,811.80

Finding the Fourth Proportional to 447,226.20, 670,320.90 and 180,811.80

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Solution

The fourth proportional to 447,226.20, 670,320.90 and 180,811.80 is: 271,008.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,226.20 : 670,320.90 = 180,811.80 : x
  2. Step 2: Convert to fraction form
    447,226.20/670,320.90 = 180,811.80/x
  3. Step 3: Cross multiply
    447,226.20x = 670,320.90 × 180,811.80
  4. Step 4: Simplify right side
    447,226.20x = 121,201,928,506.62
  5. Step 5: Solve for x
    x = 121,201,928,506.62/447,226.20
  6. Step 6: Final answer
    x = 271,008.11

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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.