Home / 1,234.26-1,848.66-655.92

Finding the Fourth Proportional to 1,234.26, 1,848.66 and 655.92

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Solution

The fourth proportional to 1,234.26, 1,848.66 and 655.92 is: 982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.26 : 1,848.66 = 655.92 : x
  2. Step 2: Convert to fraction form
    1,234.26/1,848.66 = 655.92/x
  3. Step 3: Cross multiply
    1,234.26x = 1,848.66 × 655.92
  4. Step 4: Simplify right side
    1,234.26x = 1,212,573.07
  5. Step 5: Solve for x
    x = 1,212,573.07/1,234.26
  6. Step 6: Final answer
    x = 982.43

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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.