Home / 774,610.32-1,162,080.68-269,186.48

Finding the Fourth Proportional to 774,610.32, 1,162,080.68 and 269,186.48

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Solution

The fourth proportional to 774,610.32, 1,162,080.68 and 269,186.48 is: 403,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,610.32 : 1,162,080.68 = 269,186.48 : x
  2. Step 2: Convert to fraction form
    774,610.32/1,162,080.68 = 269,186.48/x
  3. Step 3: Cross multiply
    774,610.32x = 1,162,080.68 × 269,186.48
  4. Step 4: Simplify right side
    774,610.32x = 312,816,407,725.21
  5. Step 5: Solve for x
    x = 312,816,407,725.21/774,610.32
  6. Step 6: Final answer
    x = 403,837.13

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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.