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Finding the Fourth Proportional to 375.23, 561.96 and 362.25

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Solution

The fourth proportional to 375.23, 561.96 and 362.25 is: 542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.23 : 561.96 = 362.25 : x
  2. Step 2: Convert to fraction form
    375.23/561.96 = 362.25/x
  3. Step 3: Cross multiply
    375.23x = 561.96 × 362.25
  4. Step 4: Simplify right side
    375.23x = 203,570.01
  5. Step 5: Solve for x
    x = 203,570.01/375.23
  6. Step 6: Final answer
    x = 542.53

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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.