Home / 711,673.30-1,067,564.68-206,241.20

Finding the Fourth Proportional to 711,673.30, 1,067,564.68 and 206,241.20

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Solution

The fourth proportional to 711,673.30, 1,067,564.68 and 206,241.20 is: 309,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,673.30 : 1,067,564.68 = 206,241.20 : x
  2. Step 2: Convert to fraction form
    711,673.30/1,067,564.68 = 206,241.20/x
  3. Step 3: Cross multiply
    711,673.30x = 1,067,564.68 × 206,241.20
  4. Step 4: Simplify right side
    711,673.30x = 220,175,820,680.82
  5. Step 5: Solve for x
    x = 220,175,820,680.82/711,673.30
  6. Step 6: Final answer
    x = 309,377.66

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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.