Home / 823,862.70-1,235,927.39-255,110.13

Finding the Fourth Proportional to 823,862.70, 1,235,927.39 and 255,110.13

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Solution

The fourth proportional to 823,862.70, 1,235,927.39 and 255,110.13 is: 382,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,862.70 : 1,235,927.39 = 255,110.13 : x
  2. Step 2: Convert to fraction form
    823,862.70/1,235,927.39 = 255,110.13/x
  3. Step 3: Cross multiply
    823,862.70x = 1,235,927.39 × 255,110.13
  4. Step 4: Simplify right side
    823,862.70x = 315,297,595,857.91
  5. Step 5: Solve for x
    x = 315,297,595,857.91/823,862.70
  6. Step 6: Final answer
    x = 382,706.48

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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.