Home / 1,015.30-1,401.13-595.97

Finding the Fourth Proportional to 1,015.30, 1,401.13 and 595.97

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Solution

The fourth proportional to 1,015.30, 1,401.13 and 595.97 is: 822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015.30 : 1,401.13 = 595.97 : x
  2. Step 2: Convert to fraction form
    1,015.30/1,401.13 = 595.97/x
  3. Step 3: Cross multiply
    1,015.30x = 1,401.13 × 595.97
  4. Step 4: Simplify right side
    1,015.30x = 835,031.45
  5. Step 5: Solve for x
    x = 835,031.45/1,015.30
  6. Step 6: Final answer
    x = 822.45

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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.