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Finding the Fourth Proportional to 591.51, 887.40 and 226.29

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Solution

The fourth proportional to 591.51, 887.40 and 226.29 is: 339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.51 : 887.40 = 226.29 : x
  2. Step 2: Convert to fraction form
    591.51/887.40 = 226.29/x
  3. Step 3: Cross multiply
    591.51x = 887.40 × 226.29
  4. Step 4: Simplify right side
    591.51x = 200,809.75
  5. Step 5: Solve for x
    x = 200,809.75/591.51
  6. Step 6: Final answer
    x = 339.49

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Double scale
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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.