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Finding the Fourth Proportional to 591.84, 887.52 and 303.12

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Solution

The fourth proportional to 591.84, 887.52 and 303.12 is: 454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.84 : 887.52 = 303.12 : x
  2. Step 2: Convert to fraction form
    591.84/887.52 = 303.12/x
  3. Step 3: Cross multiply
    591.84x = 887.52 × 303.12
  4. Step 4: Simplify right side
    591.84x = 269,025.06
  5. Step 5: Solve for x
    x = 269,025.06/591.84
  6. Step 6: Final answer
    x = 454.56

Related Problems

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Half scale
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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.