Home / 483,015.22-666,527.85-268,138.53

Finding the Fourth Proportional to 483,015.22, 666,527.85 and 268,138.53

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Solution

The fourth proportional to 483,015.22, 666,527.85 and 268,138.53 is: 370,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,015.22 : 666,527.85 = 268,138.53 : x
  2. Step 2: Convert to fraction form
    483,015.22/666,527.85 = 268,138.53/x
  3. Step 3: Cross multiply
    483,015.22x = 666,527.85 × 268,138.53
  4. Step 4: Simplify right side
    483,015.22x = 178,721,797,903.06
  5. Step 5: Solve for x
    x = 178,721,797,903.06/483,015.22
  6. Step 6: Final answer
    x = 370,012.77

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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.