Home / 483,266.91-666,908.35-268,426.96

Finding the Fourth Proportional to 483,266.91, 666,908.35 and 268,426.96

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Solution

The fourth proportional to 483,266.91, 666,908.35 and 268,426.96 is: 370,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,266.91 : 666,908.35 = 268,426.96 : x
  2. Step 2: Convert to fraction form
    483,266.91/666,908.35 = 268,426.96/x
  3. Step 3: Cross multiply
    483,266.91x = 666,908.35 × 268,426.96
  4. Step 4: Simplify right side
    483,266.91x = 179,016,180,989.12
  5. Step 5: Solve for x
    x = 179,016,180,989.12/483,266.91
  6. Step 6: Final answer
    x = 370,429.22

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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.