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Finding the Fourth Proportional to 436.36, 650.69 and 375.88

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Solution

The fourth proportional to 436.36, 650.69 and 375.88 is: 560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.36 : 650.69 = 375.88 : x
  2. Step 2: Convert to fraction form
    436.36/650.69 = 375.88/x
  3. Step 3: Cross multiply
    436.36x = 650.69 × 375.88
  4. Step 4: Simplify right side
    436.36x = 244,581.36
  5. Step 5: Solve for x
    x = 244,581.36/436.36
  6. Step 6: Final answer
    x = 560.50

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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.