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Finding the Fourth Proportional to 544.47, 750.20 and 369.51

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Solution

The fourth proportional to 544.47, 750.20 and 369.51 is: 509.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.47 : 750.20 = 369.51 : x
  2. Step 2: Convert to fraction form
    544.47/750.20 = 369.51/x
  3. Step 3: Cross multiply
    544.47x = 750.20 × 369.51
  4. Step 4: Simplify right side
    544.47x = 277,204.55
  5. Step 5: Solve for x
    x = 277,204.55/544.47
  6. Step 6: Final answer
    x = 509.13

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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.