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Finding the Fourth Proportional to 544.14, 750.74 and 369.18

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Solution

The fourth proportional to 544.14, 750.74 and 369.18 is: 509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.14 : 750.74 = 369.18 : x
  2. Step 2: Convert to fraction form
    544.14/750.74 = 369.18/x
  3. Step 3: Cross multiply
    544.14x = 750.74 × 369.18
  4. Step 4: Simplify right side
    544.14x = 277,156.35
  5. Step 5: Solve for x
    x = 277,156.35/544.14
  6. Step 6: Final answer
    x = 509.35

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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.