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Finding the Fourth Proportional to 447,225.53, 670,371.61 and 181,169.69

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Solution

The fourth proportional to 447,225.53, 670,371.61 and 181,169.69 is: 271,565.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,225.53 : 670,371.61 = 181,169.69 : x
  2. Step 2: Convert to fraction form
    447,225.53/670,371.61 = 181,169.69/x
  3. Step 3: Cross multiply
    447,225.53x = 670,371.61 × 181,169.69
  4. Step 4: Simplify right side
    447,225.53x = 121,451,012,510.79
  5. Step 5: Solve for x
    x = 121,451,012,510.79/447,225.53
  6. Step 6: Final answer
    x = 271,565.48

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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.