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Finding the Fourth Proportional to 795.24, 1,191.06 and 551.16

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Solution

The fourth proportional to 795.24, 1,191.06 and 551.16 is: 825.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.24 : 1,191.06 = 551.16 : x
  2. Step 2: Convert to fraction form
    795.24/1,191.06 = 551.16/x
  3. Step 3: Cross multiply
    795.24x = 1,191.06 × 551.16
  4. Step 4: Simplify right side
    795.24x = 656,464.63
  5. Step 5: Solve for x
    x = 656,464.63/795.24
  6. Step 6: Final answer
    x = 825.49

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Double scale
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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.