Home / 550,414.10-824,824.31-379,460.33

Finding the Fourth Proportional to 550,414.10, 824,824.31 and 379,460.33

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Solution

The fourth proportional to 550,414.10, 824,824.31 and 379,460.33 is: 568,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,414.10 : 824,824.31 = 379,460.33 : x
  2. Step 2: Convert to fraction form
    550,414.10/824,824.31 = 379,460.33/x
  3. Step 3: Cross multiply
    550,414.10x = 824,824.31 × 379,460.33
  4. Step 4: Simplify right side
    550,414.10x = 312,988,104,864.62
  5. Step 5: Solve for x
    x = 312,988,104,864.62/550,414.10
  6. Step 6: Final answer
    x = 568,641.15

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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.