Home / 269,065.26-368,621.21-258,975.90

Finding the Fourth Proportional to 269,065.26, 368,621.21 and 258,975.90

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Solution

The fourth proportional to 269,065.26, 368,621.21 and 258,975.90 is: 354,798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,065.26 : 368,621.21 = 258,975.90 : x
  2. Step 2: Convert to fraction form
    269,065.26/368,621.21 = 258,975.90/x
  3. Step 3: Cross multiply
    269,065.26x = 368,621.21 × 258,975.90
  4. Step 4: Simplify right side
    269,065.26x = 95,464,010,266.28
  5. Step 5: Solve for x
    x = 95,464,010,266.28/269,065.26
  6. Step 6: Final answer
    x = 354,798.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.