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Finding the Fourth Proportional to 364.68, 503.19 and 233.64

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Solution

The fourth proportional to 364.68, 503.19 and 233.64 is: 322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.68 : 503.19 = 233.64 : x
  2. Step 2: Convert to fraction form
    364.68/503.19 = 233.64/x
  3. Step 3: Cross multiply
    364.68x = 503.19 × 233.64
  4. Step 4: Simplify right side
    364.68x = 117,565.31
  5. Step 5: Solve for x
    x = 117,565.31/364.68
  6. Step 6: Final answer
    x = 322.38

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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.