Home / 483,841.83-667,724.51-268,985.48

Finding the Fourth Proportional to 483,841.83, 667,724.51 and 268,985.48

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Solution

The fourth proportional to 483,841.83, 667,724.51 and 268,985.48 is: 371,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,841.83 : 667,724.51 = 268,985.48 : x
  2. Step 2: Convert to fraction form
    483,841.83/667,724.51 = 268,985.48/x
  3. Step 3: Cross multiply
    483,841.83x = 667,724.51 × 268,985.48
  4. Step 4: Simplify right side
    483,841.83x = 179,608,196,485.19
  5. Step 5: Solve for x
    x = 179,608,196,485.19/483,841.83
  6. Step 6: Final answer
    x = 371,212.63

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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.