Home / 313,976.11-433,410.27-222,573.13

Finding the Fourth Proportional to 313,976.11, 433,410.27 and 222,573.13

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Solution

The fourth proportional to 313,976.11, 433,410.27 and 222,573.13 is: 307,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,976.11 : 433,410.27 = 222,573.13 : x
  2. Step 2: Convert to fraction form
    313,976.11/433,410.27 = 222,573.13/x
  3. Step 3: Cross multiply
    313,976.11x = 433,410.27 × 222,573.13
  4. Step 4: Simplify right side
    313,976.11x = 96,465,482,139.78
  5. Step 5: Solve for x
    x = 96,465,482,139.78/313,976.11
  6. Step 6: Final answer
    x = 307,238.29

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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.