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Finding the Fourth Proportional to 550,065.44, 825,115.44 and 170,988.14

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Solution

The fourth proportional to 550,065.44, 825,115.44 and 170,988.14 is: 256,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,065.44 : 825,115.44 = 170,988.14 : x
  2. Step 2: Convert to fraction form
    550,065.44/825,115.44 = 170,988.14/x
  3. Step 3: Cross multiply
    550,065.44x = 825,115.44 × 170,988.14
  4. Step 4: Simplify right side
    550,065.44x = 141,084,954,370.88
  5. Step 5: Solve for x
    x = 141,084,954,370.88/550,065.44
  6. Step 6: Final answer
    x = 256,487.58

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1.5x scale

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.