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Finding the Fourth Proportional to 364.91, 503.52 and 207.53

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Solution

The fourth proportional to 364.91, 503.52 and 207.53 is: 286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.91 : 503.52 = 207.53 : x
  2. Step 2: Convert to fraction form
    364.91/503.52 = 207.53/x
  3. Step 3: Cross multiply
    364.91x = 503.52 × 207.53
  4. Step 4: Simplify right side
    364.91x = 104,494.10
  5. Step 5: Solve for x
    x = 104,494.10/364.91
  6. Step 6: Final answer
    x = 286.36

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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.