Home / 1,173.24-1,760.13-351.45

Finding the Fourth Proportional to 1,173.24, 1,760.13 and 351.45

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Solution

The fourth proportional to 1,173.24, 1,760.13 and 351.45 is: 527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.24 : 1,760.13 = 351.45 : x
  2. Step 2: Convert to fraction form
    1,173.24/1,760.13 = 351.45/x
  3. Step 3: Cross multiply
    1,173.24x = 1,760.13 × 351.45
  4. Step 4: Simplify right side
    1,173.24x = 618,597.69
  5. Step 5: Solve for x
    x = 618,597.69/1,173.24
  6. Step 6: Final answer
    x = 527.26

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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.