Home / 839,911.26-1,259,680.32-240,869.82

Finding the Fourth Proportional to 839,911.26, 1,259,680.32 and 240,869.82

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Solution

The fourth proportional to 839,911.26, 1,259,680.32 and 240,869.82 is: 361,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,911.26 : 1,259,680.32 = 240,869.82 : x
  2. Step 2: Convert to fraction form
    839,911.26/1,259,680.32 = 240,869.82/x
  3. Step 3: Cross multiply
    839,911.26x = 1,259,680.32 × 240,869.82
  4. Step 4: Simplify right side
    839,911.26x = 303,418,971,935.94
  5. Step 5: Solve for x
    x = 303,418,971,935.94/839,911.26
  6. Step 6: Final answer
    x = 361,251.23

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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.