Home / 535,137.82-738,481.74-293,422.38

Finding the Fourth Proportional to 535,137.82, 738,481.74 and 293,422.38

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Solution

The fourth proportional to 535,137.82, 738,481.74 and 293,422.38 is: 404,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,137.82 : 738,481.74 = 293,422.38 : x
  2. Step 2: Convert to fraction form
    535,137.82/738,481.74 = 293,422.38/x
  3. Step 3: Cross multiply
    535,137.82x = 738,481.74 × 293,422.38
  4. Step 4: Simplify right side
    535,137.82x = 216,687,069,737.34
  5. Step 5: Solve for x
    x = 216,687,069,737.34/535,137.82
  6. Step 6: Final answer
    x = 404,918.25

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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.