Home / 982,629.44-1,473,944.84-272,658.16

Finding the Fourth Proportional to 982,629.44, 1,473,944.84 and 272,658.16

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Solution

The fourth proportional to 982,629.44, 1,473,944.84 and 272,658.16 is: 408,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,629.44 : 1,473,944.84 = 272,658.16 : x
  2. Step 2: Convert to fraction form
    982,629.44/1,473,944.84 = 272,658.16/x
  3. Step 3: Cross multiply
    982,629.44x = 1,473,944.84 × 272,658.16
  4. Step 4: Simplify right side
    982,629.44x = 401,883,088,015.89
  5. Step 5: Solve for x
    x = 401,883,088,015.89/982,629.44
  6. Step 6: Final answer
    x = 408,987.43

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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.