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Finding the Fourth Proportional to 1,755.58, 2,633.38 and 522.98

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Solution

The fourth proportional to 1,755.58, 2,633.38 and 522.98 is: 784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.58 : 2,633.38 = 522.98 : x
  2. Step 2: Convert to fraction form
    1,755.58/2,633.38 = 522.98/x
  3. Step 3: Cross multiply
    1,755.58x = 2,633.38 × 522.98
  4. Step 4: Simplify right side
    1,755.58x = 1,377,205.07
  5. Step 5: Solve for x
    x = 1,377,205.07/1,755.58
  6. Step 6: Final answer
    x = 784.47

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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.