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Finding the Fourth Proportional to 576,001.31, 794,882.31 and 321,352.58

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Solution

The fourth proportional to 576,001.31, 794,882.31 and 321,352.58 is: 443,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,001.31 : 794,882.31 = 321,352.58 : x
  2. Step 2: Convert to fraction form
    576,001.31/794,882.31 = 321,352.58/x
  3. Step 3: Cross multiply
    576,001.31x = 794,882.31 × 321,352.58
  4. Step 4: Simplify right side
    576,001.31x = 255,437,481,114.86
  5. Step 5: Solve for x
    x = 255,437,481,114.86/576,001.31
  6. Step 6: Final answer
    x = 443,466.84

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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.