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Finding the Fourth Proportional to 436.58, 602.48 and 250.04

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Solution

The fourth proportional to 436.58, 602.48 and 250.04 is: 345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.58 : 602.48 = 250.04 : x
  2. Step 2: Convert to fraction form
    436.58/602.48 = 250.04/x
  3. Step 3: Cross multiply
    436.58x = 602.48 × 250.04
  4. Step 4: Simplify right side
    436.58x = 150,646.23
  5. Step 5: Solve for x
    x = 150,646.23/436.58
  6. Step 6: Final answer
    x = 345.06

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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.