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Finding the Fourth Proportional to 367.56, 507.06 and 301.68

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Solution

The fourth proportional to 367.56, 507.06 and 301.68 is: 416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.56 : 507.06 = 301.68 : x
  2. Step 2: Convert to fraction form
    367.56/507.06 = 301.68/x
  3. Step 3: Cross multiply
    367.56x = 507.06 × 301.68
  4. Step 4: Simplify right side
    367.56x = 152,969.86
  5. Step 5: Solve for x
    x = 152,969.86/367.56
  6. Step 6: Final answer
    x = 416.18

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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.