Home / 320,799.94-442,690.01-177,551.44

Finding the Fourth Proportional to 320,799.94, 442,690.01 and 177,551.44

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Solution

The fourth proportional to 320,799.94, 442,690.01 and 177,551.44 is: 245,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,799.94 : 442,690.01 = 177,551.44 : x
  2. Step 2: Convert to fraction form
    320,799.94/442,690.01 = 177,551.44/x
  3. Step 3: Cross multiply
    320,799.94x = 442,690.01 × 177,551.44
  4. Step 4: Simplify right side
    320,799.94x = 78,600,249,910.58
  5. Step 5: Solve for x
    x = 78,600,249,910.58/320,799.94
  6. Step 6: Final answer
    x = 245,013.29

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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.