Home / 482,944.49-666,430.05-268,067.64

Finding the Fourth Proportional to 482,944.49, 666,430.05 and 268,067.64

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Solution

The fourth proportional to 482,944.49, 666,430.05 and 268,067.64 is: 369,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,944.49 : 666,430.05 = 268,067.64 : x
  2. Step 2: Convert to fraction form
    482,944.49/666,430.05 = 268,067.64/x
  3. Step 3: Cross multiply
    482,944.49x = 666,430.05 × 268,067.64
  4. Step 4: Simplify right side
    482,944.49x = 178,648,329,735.59
  5. Step 5: Solve for x
    x = 178,648,329,735.59/482,944.49
  6. Step 6: Final answer
    x = 369,914.83

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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.