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Finding the Fourth Proportional to 701,024.22, 967,412.22 and 378,733.32

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Solution

The fourth proportional to 701,024.22, 967,412.22 and 378,733.32 is: 522,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,024.22 : 967,412.22 = 378,733.32 : x
  2. Step 2: Convert to fraction form
    701,024.22/967,412.22 = 378,733.32/x
  3. Step 3: Cross multiply
    701,024.22x = 967,412.22 × 378,733.32
  4. Step 4: Simplify right side
    701,024.22x = 366,391,241,889.17
  5. Step 5: Solve for x
    x = 366,391,241,889.17/701,024.22
  6. Step 6: Final answer
    x = 522,651.33

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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.