Home / 886,867.76-1,223,858.76-504,889.04

Finding the Fourth Proportional to 886,867.76, 1,223,858.76 and 504,889.04

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Solution

The fourth proportional to 886,867.76, 1,223,858.76 and 504,889.04 is: 696,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,867.76 : 1,223,858.76 = 504,889.04 : x
  2. Step 2: Convert to fraction form
    886,867.76/1,223,858.76 = 504,889.04/x
  3. Step 3: Cross multiply
    886,867.76x = 1,223,858.76 × 504,889.04
  4. Step 4: Simplify right side
    886,867.76x = 617,912,874,431.99
  5. Step 5: Solve for x
    x = 617,912,874,431.99/886,867.76
  6. Step 6: Final answer
    x = 696,736.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.