Home / 711,797.96-1,067,477.22-206,396.18

Finding the Fourth Proportional to 711,797.96, 1,067,477.22 and 206,396.18

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Solution

The fourth proportional to 711,797.96, 1,067,477.22 and 206,396.18 is: 309,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,797.96 : 1,067,477.22 = 206,396.18 : x
  2. Step 2: Convert to fraction form
    711,797.96/1,067,477.22 = 206,396.18/x
  3. Step 3: Cross multiply
    711,797.96x = 1,067,477.22 × 206,396.18
  4. Step 4: Simplify right side
    711,797.96x = 220,323,220,445.02
  5. Step 5: Solve for x
    x = 220,323,220,445.02/711,797.96
  6. Step 6: Final answer
    x = 309,530.56

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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.