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Finding the Fourth Proportional to 436.76, 602.73 and 250.24

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Solution

The fourth proportional to 436.76, 602.73 and 250.24 is: 345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.76 : 602.73 = 250.24 : x
  2. Step 2: Convert to fraction form
    436.76/602.73 = 250.24/x
  3. Step 3: Cross multiply
    436.76x = 602.73 × 250.24
  4. Step 4: Simplify right side
    436.76x = 150,827.16
  5. Step 5: Solve for x
    x = 150,827.16/436.76
  6. Step 6: Final answer
    x = 345.33

Related Problems

Find fourth proportional to 218.38, 301.37 and 125.12
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Double scale
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1.5x scale

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.