Home / 483,272.93-666,898.11-268,426.71

Finding the Fourth Proportional to 483,272.93, 666,898.11 and 268,426.71

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Solution

The fourth proportional to 483,272.93, 666,898.11 and 268,426.71 is: 370,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,272.93 : 666,898.11 = 268,426.71 : x
  2. Step 2: Convert to fraction form
    483,272.93/666,898.11 = 268,426.71/x
  3. Step 3: Cross multiply
    483,272.93x = 666,898.11 × 268,426.71
  4. Step 4: Simplify right side
    483,272.93x = 179,013,265,572.52
  5. Step 5: Solve for x
    x = 179,013,265,572.52/483,272.93
  6. Step 6: Final answer
    x = 370,418.56

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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.