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Finding the Fourth Proportional to 556.22, 833.51 and 248.00

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Solution

The fourth proportional to 556.22, 833.51 and 248.00 is: 371.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.22 : 833.51 = 248.00 : x
  2. Step 2: Convert to fraction form
    556.22/833.51 = 248.00/x
  3. Step 3: Cross multiply
    556.22x = 833.51 × 248.00
  4. Step 4: Simplify right side
    556.22x = 206,706.93
  5. Step 5: Solve for x
    x = 206,706.93/556.22
  6. Step 6: Final answer
    x = 371.63

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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.