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Finding the Fourth Proportional to 352.02, 525.56 and 310.49

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Solution

The fourth proportional to 352.02, 525.56 and 310.49 is: 463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.02 : 525.56 = 310.49 : x
  2. Step 2: Convert to fraction form
    352.02/525.56 = 310.49/x
  3. Step 3: Cross multiply
    352.02x = 525.56 × 310.49
  4. Step 4: Simplify right side
    352.02x = 163,181.12
  5. Step 5: Solve for x
    x = 163,181.12/352.02
  6. Step 6: Final answer
    x = 463.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.