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Finding the Fourth Proportional to 467,518.72, 701,395.84 and 135,092.48

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Solution

The fourth proportional to 467,518.72, 701,395.84 and 135,092.48 is: 202,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,518.72 : 701,395.84 = 135,092.48 : x
  2. Step 2: Convert to fraction form
    467,518.72/701,395.84 = 135,092.48/x
  3. Step 3: Cross multiply
    467,518.72x = 701,395.84 × 135,092.48
  4. Step 4: Simplify right side
    467,518.72x = 94,753,303,487.28
  5. Step 5: Solve for x
    x = 94,753,303,487.28/467,518.72
  6. Step 6: Final answer
    x = 202,672.75

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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.