Home / 709,087.44-1,063,640.41-235,772.80

Finding the Fourth Proportional to 709,087.44, 1,063,640.41 and 235,772.80

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Solution

The fourth proportional to 709,087.44, 1,063,640.41 and 235,772.80 is: 353,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,087.44 : 1,063,640.41 = 235,772.80 : x
  2. Step 2: Convert to fraction form
    709,087.44/1,063,640.41 = 235,772.80/x
  3. Step 3: Cross multiply
    709,087.44x = 1,063,640.41 × 235,772.80
  4. Step 4: Simplify right side
    709,087.44x = 250,777,475,736.54
  5. Step 5: Solve for x
    x = 250,777,475,736.54/709,087.44
  6. Step 6: Final answer
    x = 353,662.27

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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.