Home / 538,180.04-806,989.78-200,943.36

Finding the Fourth Proportional to 538,180.04, 806,989.78 and 200,943.36

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Solution

The fourth proportional to 538,180.04, 806,989.78 and 200,943.36 is: 301,310.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,180.04 : 806,989.78 = 200,943.36 : x
  2. Step 2: Convert to fraction form
    538,180.04/806,989.78 = 200,943.36/x
  3. Step 3: Cross multiply
    538,180.04x = 806,989.78 × 200,943.36
  4. Step 4: Simplify right side
    538,180.04x = 162,159,237,376.50
  5. Step 5: Solve for x
    x = 162,159,237,376.50/538,180.04
  6. Step 6: Final answer
    x = 301,310.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.