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Finding the Fourth Proportional to 552.33, 828.36 and 346.14

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Solution

The fourth proportional to 552.33, 828.36 and 346.14 is: 519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.33 : 828.36 = 346.14 : x
  2. Step 2: Convert to fraction form
    552.33/828.36 = 346.14/x
  3. Step 3: Cross multiply
    552.33x = 828.36 × 346.14
  4. Step 4: Simplify right side
    552.33x = 286,728.53
  5. Step 5: Solve for x
    x = 286,728.53/552.33
  6. Step 6: Final answer
    x = 519.13

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Similar ratio
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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.