Home / 1,067,506.82-1,601,008.68-393,221.96

Finding the Fourth Proportional to 1,067,506.82, 1,601,008.68 and 393,221.96

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Solution

The fourth proportional to 1,067,506.82, 1,601,008.68 and 393,221.96 is: 589,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,506.82 : 1,601,008.68 = 393,221.96 : x
  2. Step 2: Convert to fraction form
    1,067,506.82/1,601,008.68 = 393,221.96/x
  3. Step 3: Cross multiply
    1,067,506.82x = 1,601,008.68 × 393,221.96
  4. Step 4: Simplify right side
    1,067,506.82x = 629,551,771,126.61
  5. Step 5: Solve for x
    x = 629,551,771,126.61/1,067,506.82
  6. Step 6: Final answer
    x = 589,740.28

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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.