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Finding the Fourth Proportional to 436.63, 602.49 and 250.10

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Solution

The fourth proportional to 436.63, 602.49 and 250.10 is: 345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.63 : 602.49 = 250.10 : x
  2. Step 2: Convert to fraction form
    436.63/602.49 = 250.10/x
  3. Step 3: Cross multiply
    436.63x = 602.49 × 250.10
  4. Step 4: Simplify right side
    436.63x = 150,685.32
  5. Step 5: Solve for x
    x = 150,685.32/436.63
  6. Step 6: Final answer
    x = 345.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.