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Finding the Fourth Proportional to 480,536.56, 662,994.92 and 335,338.48

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Solution

The fourth proportional to 480,536.56, 662,994.92 and 335,338.48 is: 462,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,536.56 : 662,994.92 = 335,338.48 : x
  2. Step 2: Convert to fraction form
    480,536.56/662,994.92 = 335,338.48/x
  3. Step 3: Cross multiply
    480,536.56x = 662,994.92 × 335,338.48
  4. Step 4: Simplify right side
    480,536.56x = 222,327,708,720.52
  5. Step 5: Solve for x
    x = 222,327,708,720.52/480,536.56
  6. Step 6: Final answer
    x = 462,665.54

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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.