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Finding the Fourth Proportional to 882,782.67, 1,324,186.31 and 251,696.49

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Solution

The fourth proportional to 882,782.67, 1,324,186.31 and 251,696.49 is: 377,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,782.67 : 1,324,186.31 = 251,696.49 : x
  2. Step 2: Convert to fraction form
    882,782.67/1,324,186.31 = 251,696.49/x
  3. Step 3: Cross multiply
    882,782.67x = 1,324,186.31 × 251,696.49
  4. Step 4: Simplify right side
    882,782.67x = 333,293,046,333.05
  5. Step 5: Solve for x
    x = 333,293,046,333.05/882,782.67
  6. Step 6: Final answer
    x = 377,548.24

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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.