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Finding the Fourth Proportional to 283,625.33, 397,370.70 and 283,625.33

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Solution

The fourth proportional to 283,625.33, 397,370.70 and 283,625.33 is: 397,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,625.33 : 397,370.70 = 283,625.33 : x
  2. Step 2: Convert to fraction form
    283,625.33/397,370.70 = 283,625.33/x
  3. Step 3: Cross multiply
    283,625.33x = 397,370.70 × 283,625.33
  4. Step 4: Simplify right side
    283,625.33x = 112,704,393,932.98
  5. Step 5: Solve for x
    x = 112,704,393,932.98/283,625.33
  6. Step 6: Final answer
    x = 397,370.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.