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Finding the Fourth Proportional to 365.04, 544.05 and 349.65

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Solution

The fourth proportional to 365.04, 544.05 and 349.65 is: 521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.04 : 544.05 = 349.65 : x
  2. Step 2: Convert to fraction form
    365.04/544.05 = 349.65/x
  3. Step 3: Cross multiply
    365.04x = 544.05 × 349.65
  4. Step 4: Simplify right side
    365.04x = 190,227.08
  5. Step 5: Solve for x
    x = 190,227.08/365.04
  6. Step 6: Final answer
    x = 521.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.