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Finding the Fourth Proportional to 624.75, 936.71 and 249.26

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Solution

The fourth proportional to 624.75, 936.71 and 249.26 is: 373.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.75 : 936.71 = 249.26 : x
  2. Step 2: Convert to fraction form
    624.75/936.71 = 249.26/x
  3. Step 3: Cross multiply
    624.75x = 936.71 × 249.26
  4. Step 4: Simplify right side
    624.75x = 233,478.40
  5. Step 5: Solve for x
    x = 233,478.40/624.75
  6. Step 6: Final answer
    x = 373.71

Related Problems

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Half scale
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Double scale
Find fourth proportional to 625.75, 938.20 and 250.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.