Home / 442,163.33-610,012.19-272,102.21

Finding the Fourth Proportional to 442,163.33, 610,012.19 and 272,102.21

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Solution

The fourth proportional to 442,163.33, 610,012.19 and 272,102.21 is: 375,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,163.33 : 610,012.19 = 272,102.21 : x
  2. Step 2: Convert to fraction form
    442,163.33/610,012.19 = 272,102.21/x
  3. Step 3: Cross multiply
    442,163.33x = 610,012.19 × 272,102.21
  4. Step 4: Simplify right side
    442,163.33x = 165,985,663,665.43
  5. Step 5: Solve for x
    x = 165,985,663,665.43/442,163.33
  6. Step 6: Final answer
    x = 375,394.46

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1.5x scale

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.