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Finding the Fourth Proportional to 798.75, 1,196.76 and 566.49

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Solution

The fourth proportional to 798.75, 1,196.76 and 566.49 is: 848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    798.75 : 1,196.76 = 566.49 : x
  2. Step 2: Convert to fraction form
    798.75/1,196.76 = 566.49/x
  3. Step 3: Cross multiply
    798.75x = 1,196.76 × 566.49
  4. Step 4: Simplify right side
    798.75x = 677,952.57
  5. Step 5: Solve for x
    x = 677,952.57/798.75
  6. Step 6: Final answer
    x = 848.77

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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.