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Finding the Fourth Proportional to 795.69, 1,193.59 and 275.75

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Solution

The fourth proportional to 795.69, 1,193.59 and 275.75 is: 413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.69 : 1,193.59 = 275.75 : x
  2. Step 2: Convert to fraction form
    795.69/1,193.59 = 275.75/x
  3. Step 3: Cross multiply
    795.69x = 1,193.59 × 275.75
  4. Step 4: Simplify right side
    795.69x = 329,132.44
  5. Step 5: Solve for x
    x = 329,132.44/795.69
  6. Step 6: Final answer
    x = 413.64

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Double scale
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1.5x scale

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.