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Finding the Fourth Proportional to 795.29, 1,193.02 and 275.22

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Solution

The fourth proportional to 795.29, 1,193.02 and 275.22 is: 412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.29 : 1,193.02 = 275.22 : x
  2. Step 2: Convert to fraction form
    795.29/1,193.02 = 275.22/x
  3. Step 3: Cross multiply
    795.29x = 1,193.02 × 275.22
  4. Step 4: Simplify right side
    795.29x = 328,341.59
  5. Step 5: Solve for x
    x = 328,341.59/795.29
  6. Step 6: Final answer
    x = 412.86

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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.