Home / 304,206.18-419,860.68-195,446.47

Finding the Fourth Proportional to 304,206.18, 419,860.68 and 195,446.47

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Solution

The fourth proportional to 304,206.18, 419,860.68 and 195,446.47 is: 269,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,206.18 : 419,860.68 = 195,446.47 : x
  2. Step 2: Convert to fraction form
    304,206.18/419,860.68 = 195,446.47/x
  3. Step 3: Cross multiply
    304,206.18x = 419,860.68 × 195,446.47
  4. Step 4: Simplify right side
    304,206.18x = 82,060,287,797.80
  5. Step 5: Solve for x
    x = 82,060,287,797.80/304,206.18
  6. Step 6: Final answer
    x = 269,752.20

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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.