Home / 708.03-1,060.67-351.33

Finding the Fourth Proportional to 708.03, 1,060.67 and 351.33

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Solution

The fourth proportional to 708.03, 1,060.67 and 351.33 is: 526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    708.03 : 1,060.67 = 351.33 : x
  2. Step 2: Convert to fraction form
    708.03/1,060.67 = 351.33/x
  3. Step 3: Cross multiply
    708.03x = 1,060.67 × 351.33
  4. Step 4: Simplify right side
    708.03x = 372,640.78
  5. Step 5: Solve for x
    x = 372,640.78/708.03
  6. Step 6: Final answer
    x = 526.31

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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.