Home / 340,270.20-469,568.26-189,367.20

Finding the Fourth Proportional to 340,270.20, 469,568.26 and 189,367.20

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Solution

The fourth proportional to 340,270.20, 469,568.26 and 189,367.20 is: 261,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,270.20 : 469,568.26 = 189,367.20 : x
  2. Step 2: Convert to fraction form
    340,270.20/469,568.26 = 189,367.20/x
  3. Step 3: Cross multiply
    340,270.20x = 469,568.26 × 189,367.20
  4. Step 4: Simplify right side
    340,270.20x = 88,920,826,605.07
  5. Step 5: Solve for x
    x = 88,920,826,605.07/340,270.20
  6. Step 6: Final answer
    x = 261,324.17

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1.5x scale

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.