Home / 774,794.05-1,162,189.50-206,175.16

Finding the Fourth Proportional to 774,794.05, 1,162,189.50 and 206,175.16

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Solution

The fourth proportional to 774,794.05, 1,162,189.50 and 206,175.16 is: 309,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,794.05 : 1,162,189.50 = 206,175.16 : x
  2. Step 2: Convert to fraction form
    774,794.05/1,162,189.50 = 206,175.16/x
  3. Step 3: Cross multiply
    774,794.05x = 1,162,189.50 × 206,175.16
  4. Step 4: Simplify right side
    774,794.05x = 239,614,606,112.82
  5. Step 5: Solve for x
    x = 239,614,606,112.82/774,794.05
  6. Step 6: Final answer
    x = 309,262.32

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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.