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Finding the Fourth Proportional to 507.53, 699.57 and 367.44

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Solution

The fourth proportional to 507.53, 699.57 and 367.44 is: 506.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.53 : 699.57 = 367.44 : x
  2. Step 2: Convert to fraction form
    507.53/699.57 = 367.44/x
  3. Step 3: Cross multiply
    507.53x = 699.57 × 367.44
  4. Step 4: Simplify right side
    507.53x = 257,050.00
  5. Step 5: Solve for x
    x = 257,050.00/507.53
  6. Step 6: Final answer
    x = 506.48

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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.