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Finding the Fourth Proportional to 467,563.08, 701,365.48 and 143,327.28

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Solution

The fourth proportional to 467,563.08, 701,365.48 and 143,327.28 is: 214,997.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,563.08 : 701,365.48 = 143,327.28 : x
  2. Step 2: Convert to fraction form
    467,563.08/701,365.48 = 143,327.28/x
  3. Step 3: Cross multiply
    467,563.08x = 701,365.48 × 143,327.28
  4. Step 4: Simplify right side
    467,563.08x = 100,524,806,534.29
  5. Step 5: Solve for x
    x = 100,524,806,534.29/467,563.08
  6. Step 6: Final answer
    x = 214,997.31

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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.