Home / 839,032.92-1,257,706.68-269,995.83

Finding the Fourth Proportional to 839,032.92, 1,257,706.68 and 269,995.83

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Solution

The fourth proportional to 839,032.92, 1,257,706.68 and 269,995.83 is: 404,722.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,032.92 : 1,257,706.68 = 269,995.83 : x
  2. Step 2: Convert to fraction form
    839,032.92/1,257,706.68 = 269,995.83/x
  3. Step 3: Cross multiply
    839,032.92x = 1,257,706.68 × 269,995.83
  4. Step 4: Simplify right side
    839,032.92x = 339,575,558,963.14
  5. Step 5: Solve for x
    x = 339,575,558,963.14/839,032.92
  6. Step 6: Final answer
    x = 404,722.57

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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.