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Finding the Fourth Proportional to 675.49, 932.18 and 364.99

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Solution

The fourth proportional to 675.49, 932.18 and 364.99 is: 503.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.49 : 932.18 = 364.99 : x
  2. Step 2: Convert to fraction form
    675.49/932.18 = 364.99/x
  3. Step 3: Cross multiply
    675.49x = 932.18 × 364.99
  4. Step 4: Simplify right side
    675.49x = 340,238.65
  5. Step 5: Solve for x
    x = 340,238.65/675.49
  6. Step 6: Final answer
    x = 503.69

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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.