Home / 839,932.80-1,259,899.20-504,009.60

Finding the Fourth Proportional to 839,932.80, 1,259,899.20 and 504,009.60

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Solution

The fourth proportional to 839,932.80, 1,259,899.20 and 504,009.60 is: 756,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,932.80 : 1,259,899.20 = 504,009.60 : x
  2. Step 2: Convert to fraction form
    839,932.80/1,259,899.20 = 504,009.60/x
  3. Step 3: Cross multiply
    839,932.80x = 1,259,899.20 × 504,009.60
  4. Step 4: Simplify right side
    839,932.80x = 635,001,291,832.32
  5. Step 5: Solve for x
    x = 635,001,291,832.32/839,932.80
  6. Step 6: Final answer
    x = 756,014.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.