Home / 1,378,167.16-2,067,086.72-367,364.92

Finding the Fourth Proportional to 1,378,167.16, 2,067,086.72 and 367,364.92

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Solution

The fourth proportional to 1,378,167.16, 2,067,086.72 and 367,364.92 is: 551,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,167.16 : 2,067,086.72 = 367,364.92 : x
  2. Step 2: Convert to fraction form
    1,378,167.16/2,067,086.72 = 367,364.92/x
  3. Step 3: Cross multiply
    1,378,167.16x = 2,067,086.72 × 367,364.92
  4. Step 4: Simplify right side
    1,378,167.16x = 759,375,147,525.86
  5. Step 5: Solve for x
    x = 759,375,147,525.86/1,378,167.16
  6. Step 6: Final answer
    x = 551,003.66

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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.