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Finding the Fourth Proportional to 1,344.84, 2,016 and 522.93

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Solution

The fourth proportional to 1,344.84, 2,016 and 522.93 is: 783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.84 : 2,016 = 522.93 : x
  2. Step 2: Convert to fraction form
    1,344.84/2,016 = 522.93/x
  3. Step 3: Cross multiply
    1,344.84x = 2,016 × 522.93
  4. Step 4: Simplify right side
    1,344.84x = 1,054,226.88
  5. Step 5: Solve for x
    x = 1,054,226.88/1,344.84
  6. Step 6: Final answer
    x = 783.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.