Home / 823,886.46-1,235,706.57-284,227.74

Finding the Fourth Proportional to 823,886.46, 1,235,706.57 and 284,227.74

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Solution

The fourth proportional to 823,886.46, 1,235,706.57 and 284,227.74 is: 426,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,886.46 : 1,235,706.57 = 284,227.74 : x
  2. Step 2: Convert to fraction form
    823,886.46/1,235,706.57 = 284,227.74/x
  3. Step 3: Cross multiply
    823,886.46x = 1,235,706.57 × 284,227.74
  4. Step 4: Simplify right side
    823,886.46x = 351,222,085,694.25
  5. Step 5: Solve for x
    x = 351,222,085,694.25/823,886.46
  6. Step 6: Final answer
    x = 426,299.14

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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.