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Finding the Fourth Proportional to 466,425.24, 643,679.25 and 262,483.44

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Solution

The fourth proportional to 466,425.24, 643,679.25 and 262,483.44 is: 362,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,425.24 : 643,679.25 = 262,483.44 : x
  2. Step 2: Convert to fraction form
    466,425.24/643,679.25 = 262,483.44/x
  3. Step 3: Cross multiply
    466,425.24x = 643,679.25 × 262,483.44
  4. Step 4: Simplify right side
    466,425.24x = 168,955,143,796.62
  5. Step 5: Solve for x
    x = 168,955,143,796.62/466,425.24
  6. Step 6: Final answer
    x = 362,234.14

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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.