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Finding the Fourth Proportional to 524.48, 786.93 and 200.08

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Solution

The fourth proportional to 524.48, 786.93 and 200.08 is: 300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.48 : 786.93 = 200.08 : x
  2. Step 2: Convert to fraction form
    524.48/786.93 = 200.08/x
  3. Step 3: Cross multiply
    524.48x = 786.93 × 200.08
  4. Step 4: Simplify right side
    524.48x = 157,446.99
  5. Step 5: Solve for x
    x = 157,446.99/524.48
  6. Step 6: Final answer
    x = 300.19

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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.