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Finding the Fourth Proportional to 367.66, 507.75 and 336.46

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Solution

The fourth proportional to 367.66, 507.75 and 336.46 is: 464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.66 : 507.75 = 336.46 : x
  2. Step 2: Convert to fraction form
    367.66/507.75 = 336.46/x
  3. Step 3: Cross multiply
    367.66x = 507.75 × 336.46
  4. Step 4: Simplify right side
    367.66x = 170,837.57
  5. Step 5: Solve for x
    x = 170,837.57/367.66
  6. Step 6: Final answer
    x = 464.66

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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.