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Finding the Fourth Proportional to 541,512, 747,286.56 and 303,048

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Solution

The fourth proportional to 541,512, 747,286.56 and 303,048 is: 418,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,512 : 747,286.56 = 303,048 : x
  2. Step 2: Convert to fraction form
    541,512/747,286.56 = 303,048/x
  3. Step 3: Cross multiply
    541,512x = 747,286.56 × 303,048
  4. Step 4: Simplify right side
    541,512x = 226,463,697,434.88
  5. Step 5: Solve for x
    x = 226,463,697,434.88/541,512
  6. Step 6: Final answer
    x = 418,206.24

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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.