Home / 785,735.22-1,177,616.76-335,927.40

Finding the Fourth Proportional to 785,735.22, 1,177,616.76 and 335,927.40

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Solution

The fourth proportional to 785,735.22, 1,177,616.76 and 335,927.40 is: 503,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,735.22 : 1,177,616.76 = 335,927.40 : x
  2. Step 2: Convert to fraction form
    785,735.22/1,177,616.76 = 335,927.40/x
  3. Step 3: Cross multiply
    785,735.22x = 1,177,616.76 × 335,927.40
  4. Step 4: Simplify right side
    785,735.22x = 395,593,736,383.22
  5. Step 5: Solve for x
    x = 395,593,736,383.22/785,735.22
  6. Step 6: Final answer
    x = 503,469.52

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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.