Home / 721,308.33-1,082,018.79-241,537.95

Finding the Fourth Proportional to 721,308.33, 1,082,018.79 and 241,537.95

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Solution

The fourth proportional to 721,308.33, 1,082,018.79 and 241,537.95 is: 362,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,308.33 : 1,082,018.79 = 241,537.95 : x
  2. Step 2: Convert to fraction form
    721,308.33/1,082,018.79 = 241,537.95/x
  3. Step 3: Cross multiply
    721,308.33x = 1,082,018.79 × 241,537.95
  4. Step 4: Simplify right side
    721,308.33x = 261,348,600,398.08
  5. Step 5: Solve for x
    x = 261,348,600,398.08/721,308.33
  6. Step 6: Final answer
    x = 362,325.78

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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.