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Finding the Fourth Proportional to 457,694.82, 631,649.61 and 264,137.22

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Solution

The fourth proportional to 457,694.82, 631,649.61 and 264,137.22 is: 364,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,694.82 : 631,649.61 = 264,137.22 : x
  2. Step 2: Convert to fraction form
    457,694.82/631,649.61 = 264,137.22/x
  3. Step 3: Cross multiply
    457,694.82x = 631,649.61 × 264,137.22
  4. Step 4: Simplify right side
    457,694.82x = 166,842,171,999.48
  5. Step 5: Solve for x
    x = 166,842,171,999.48/457,694.82
  6. Step 6: Final answer
    x = 364,527.11

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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.