Home / 230,853.20-317,866.81-196,785.32

Finding the Fourth Proportional to 230,853.20, 317,866.81 and 196,785.32

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Solution

The fourth proportional to 230,853.20, 317,866.81 and 196,785.32 is: 270,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,853.20 : 317,866.81 = 196,785.32 : x
  2. Step 2: Convert to fraction form
    230,853.20/317,866.81 = 196,785.32/x
  3. Step 3: Cross multiply
    230,853.20x = 317,866.81 × 196,785.32
  4. Step 4: Simplify right side
    230,853.20x = 62,551,519,841.93
  5. Step 5: Solve for x
    x = 62,551,519,841.93/230,853.20
  6. Step 6: Final answer
    x = 270,958.00

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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.