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Finding the Third Proportional to 353 and 568.50

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Solution

The third proportional to 353 and 568.50 is: 915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    353 : 568.50 = 568.50 : x
  2. Step 2: Convert to fraction form
    353/568.50 = 568.50/x
  3. Step 3: Cross multiply
    353x = 568.50 × 568.50
  4. Step 4: Simplify right side
    353x = 323,192.25
  5. Step 5: Solve for x
    x = 323,192.25/353
  6. Step 6: Final answer
    x = 915.56

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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.