Home / 376,619.71-519,733.41-204,536.47

Finding the Fourth Proportional to 376,619.71, 519,733.41 and 204,536.47

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Solution

The fourth proportional to 376,619.71, 519,733.41 and 204,536.47 is: 282,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,619.71 : 519,733.41 = 204,536.47 : x
  2. Step 2: Convert to fraction form
    376,619.71/519,733.41 = 204,536.47/x
  3. Step 3: Cross multiply
    376,619.71x = 519,733.41 × 204,536.47
  4. Step 4: Simplify right side
    376,619.71x = 106,304,437,022.46
  5. Step 5: Solve for x
    x = 106,304,437,022.46/376,619.71
  6. Step 6: Final answer
    x = 282,259.36

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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.