Home / 855,133.14-1,283,071.84-536,016.36

Finding the Fourth Proportional to 855,133.14, 1,283,071.84 and 536,016.36

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Solution

The fourth proportional to 855,133.14, 1,283,071.84 and 536,016.36 is: 804,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,133.14 : 1,283,071.84 = 536,016.36 : x
  2. Step 2: Convert to fraction form
    855,133.14/1,283,071.84 = 536,016.36/x
  3. Step 3: Cross multiply
    855,133.14x = 1,283,071.84 × 536,016.36
  4. Step 4: Simplify right side
    855,133.14x = 687,747,497,295.30
  5. Step 5: Solve for x
    x = 687,747,497,295.30/855,133.14
  6. Step 6: Final answer
    x = 804,257.80

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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.