Home / 1,015.23-1,401.03-595.56

Finding the Fourth Proportional to 1,015.23, 1,401.03 and 595.56

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Solution

The fourth proportional to 1,015.23, 1,401.03 and 595.56 is: 821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015.23 : 1,401.03 = 595.56 : x
  2. Step 2: Convert to fraction form
    1,015.23/1,401.03 = 595.56/x
  3. Step 3: Cross multiply
    1,015.23x = 1,401.03 × 595.56
  4. Step 4: Simplify right side
    1,015.23x = 834,397.43
  5. Step 5: Solve for x
    x = 834,397.43/1,015.23
  6. Step 6: Final answer
    x = 821.88

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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.