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Finding the Fourth Proportional to 364.13, 502.54 and 301.86

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Solution

The fourth proportional to 364.13, 502.54 and 301.86 is: 416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.13 : 502.54 = 301.86 : x
  2. Step 2: Convert to fraction form
    364.13/502.54 = 301.86/x
  3. Step 3: Cross multiply
    364.13x = 502.54 × 301.86
  4. Step 4: Simplify right side
    364.13x = 151,695.97
  5. Step 5: Solve for x
    x = 151,695.97/364.13
  6. Step 6: Final answer
    x = 416.60

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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.