Home / 825,104.07-1,235,736.99-802,401.17

Finding the Fourth Proportional to 825,104.07, 1,235,736.99 and 802,401.17

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Solution

The fourth proportional to 825,104.07, 1,235,736.99 and 802,401.17 is: 1,201,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,104.07 : 1,235,736.99 = 802,401.17 : x
  2. Step 2: Convert to fraction form
    825,104.07/1,235,736.99 = 802,401.17/x
  3. Step 3: Cross multiply
    825,104.07x = 1,235,736.99 × 802,401.17
  4. Step 4: Simplify right side
    825,104.07x = 991,556,800,409.59
  5. Step 5: Solve for x
    x = 991,556,800,409.59/825,104.07
  6. Step 6: Final answer
    x = 1,201,735.44

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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.