Home / 711,796.98-1,067,475.76-206,395.21

Finding the Fourth Proportional to 711,796.98, 1,067,475.76 and 206,395.21

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Solution

The fourth proportional to 711,796.98, 1,067,475.76 and 206,395.21 is: 309,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,796.98 : 1,067,475.76 = 206,395.21 : x
  2. Step 2: Convert to fraction form
    711,796.98/1,067,475.76 = 206,395.21/x
  3. Step 3: Cross multiply
    711,796.98x = 1,067,475.76 × 206,395.21
  4. Step 4: Simplify right side
    711,796.98x = 220,321,883,655.11
  5. Step 5: Solve for x
    x = 220,321,883,655.11/711,796.98
  6. Step 6: Final answer
    x = 309,529.11

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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.