Home / 550,511.24-825,568.68-190,584.32

Finding the Fourth Proportional to 550,511.24, 825,568.68 and 190,584.32

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Solution

The fourth proportional to 550,511.24, 825,568.68 and 190,584.32 is: 285,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,511.24 : 825,568.68 = 190,584.32 : x
  2. Step 2: Convert to fraction form
    550,511.24/825,568.68 = 190,584.32/x
  3. Step 3: Cross multiply
    550,511.24x = 825,568.68 × 190,584.32
  4. Step 4: Simplify right side
    550,511.24x = 157,340,445,491.10
  5. Step 5: Solve for x
    x = 157,340,445,491.10/550,511.24
  6. Step 6: Final answer
    x = 285,807.87

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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.