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Finding the Fourth Proportional to 436.96, 602.98 and 250.46

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Solution

The fourth proportional to 436.96, 602.98 and 250.46 is: 345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.96 : 602.98 = 250.46 : x
  2. Step 2: Convert to fraction form
    436.96/602.98 = 250.46/x
  3. Step 3: Cross multiply
    436.96x = 602.98 × 250.46
  4. Step 4: Simplify right side
    436.96x = 151,022.37
  5. Step 5: Solve for x
    x = 151,022.37/436.96
  6. Step 6: Final answer
    x = 345.62

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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.