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Finding the Fourth Proportional to 576,321.24, 863,754.68 and 292,083.22

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Solution

The fourth proportional to 576,321.24, 863,754.68 and 292,083.22 is: 437,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,321.24 : 863,754.68 = 292,083.22 : x
  2. Step 2: Convert to fraction form
    576,321.24/863,754.68 = 292,083.22/x
  3. Step 3: Cross multiply
    576,321.24x = 863,754.68 × 292,083.22
  4. Step 4: Simplify right side
    576,321.24x = 252,288,248,224.47
  5. Step 5: Solve for x
    x = 252,288,248,224.47/576,321.24
  6. Step 6: Final answer
    x = 437,756.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.