Home / 776,164.16-1,164,246.24-215,198.64

Finding the Fourth Proportional to 776,164.16, 1,164,246.24 and 215,198.64

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Solution

The fourth proportional to 776,164.16, 1,164,246.24 and 215,198.64 is: 322,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,164.16 : 1,164,246.24 = 215,198.64 : x
  2. Step 2: Convert to fraction form
    776,164.16/1,164,246.24 = 215,198.64/x
  3. Step 3: Cross multiply
    776,164.16x = 1,164,246.24 × 215,198.64
  4. Step 4: Simplify right side
    776,164.16x = 250,544,207,473.11
  5. Step 5: Solve for x
    x = 250,544,207,473.11/776,164.16
  6. Step 6: Final answer
    x = 322,797.96

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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.