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Finding the Fourth Proportional to 467,793.09, 701,582.31 and 130,857.59

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Solution

The fourth proportional to 467,793.09, 701,582.31 and 130,857.59 is: 196,256.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,793.09 : 701,582.31 = 130,857.59 : x
  2. Step 2: Convert to fraction form
    467,793.09/701,582.31 = 130,857.59/x
  3. Step 3: Cross multiply
    467,793.09x = 701,582.31 × 130,857.59
  4. Step 4: Simplify right side
    467,793.09x = 91,807,372,027.19
  5. Step 5: Solve for x
    x = 91,807,372,027.19/467,793.09
  6. Step 6: Final answer
    x = 196,256.37

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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.