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Finding the Fourth Proportional to 364.39, 503.03 and 233.47

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Solution

The fourth proportional to 364.39, 503.03 and 233.47 is: 322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.39 : 503.03 = 233.47 : x
  2. Step 2: Convert to fraction form
    364.39/503.03 = 233.47/x
  3. Step 3: Cross multiply
    364.39x = 503.03 × 233.47
  4. Step 4: Simplify right side
    364.39x = 117,441.25
  5. Step 5: Solve for x
    x = 117,441.25/364.39
  6. Step 6: Final answer
    x = 322.30

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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.