Home / 264,422.79-396,583.43-74,837.39

Finding the Fourth Proportional to 264,422.79, 396,583.43 and 74,837.39

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Solution

The fourth proportional to 264,422.79, 396,583.43 and 74,837.39 is: 112,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,422.79 : 396,583.43 = 74,837.39 : x
  2. Step 2: Convert to fraction form
    264,422.79/396,583.43 = 74,837.39/x
  3. Step 3: Cross multiply
    264,422.79x = 396,583.43 × 74,837.39
  4. Step 4: Simplify right side
    264,422.79x = 29,679,266,461.34
  5. Step 5: Solve for x
    x = 29,679,266,461.34/264,422.79
  6. Step 6: Final answer
    x = 112,241.71

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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.