Home / 1,011,229.35-1,395,488.21-552,344.21

Finding the Fourth Proportional to 1,011,229.35, 1,395,488.21 and 552,344.21

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Solution

The fourth proportional to 1,011,229.35, 1,395,488.21 and 552,344.21 is: 762,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,229.35 : 1,395,488.21 = 552,344.21 : x
  2. Step 2: Convert to fraction form
    1,011,229.35/1,395,488.21 = 552,344.21/x
  3. Step 3: Cross multiply
    1,011,229.35x = 1,395,488.21 × 552,344.21
  4. Step 4: Simplify right side
    1,011,229.35x = 770,789,837,786.35
  5. Step 5: Solve for x
    x = 770,789,837,786.35/1,011,229.35
  6. Step 6: Final answer
    x = 762,230.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.