Home / 1,233.26-1,848.90-616.65

Finding the Fourth Proportional to 1,233.26, 1,848.90 and 616.65

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Solution

The fourth proportional to 1,233.26, 1,848.90 and 616.65 is: 924.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.26 : 1,848.90 = 616.65 : x
  2. Step 2: Convert to fraction form
    1,233.26/1,848.90 = 616.65/x
  3. Step 3: Cross multiply
    1,233.26x = 1,848.90 × 616.65
  4. Step 4: Simplify right side
    1,233.26x = 1,140,124.19
  5. Step 5: Solve for x
    x = 1,140,124.19/1,233.26
  6. Step 6: Final answer
    x = 924.48

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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.