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Finding the Fourth Proportional to 535,032.26, 738,339.81 and 293,310.44

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Solution

The fourth proportional to 535,032.26, 738,339.81 and 293,310.44 is: 404,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,032.26 : 738,339.81 = 293,310.44 : x
  2. Step 2: Convert to fraction form
    535,032.26/738,339.81 = 293,310.44/x
  3. Step 3: Cross multiply
    535,032.26x = 738,339.81 × 293,310.44
  4. Step 4: Simplify right side
    535,032.26x = 216,562,774,540.62
  5. Step 5: Solve for x
    x = 216,562,774,540.62/535,032.26
  6. Step 6: Final answer
    x = 404,765.83

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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.