Home / 750.24-1,124.73-263.61

Finding the Fourth Proportional to 750.24, 1,124.73 and 263.61

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Solution

The fourth proportional to 750.24, 1,124.73 and 263.61 is: 395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    750.24 : 1,124.73 = 263.61 : x
  2. Step 2: Convert to fraction form
    750.24/1,124.73 = 263.61/x
  3. Step 3: Cross multiply
    750.24x = 1,124.73 × 263.61
  4. Step 4: Simplify right side
    750.24x = 296,490.08
  5. Step 5: Solve for x
    x = 296,490.08/750.24
  6. Step 6: Final answer
    x = 395.19

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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.