Home / 767,251.50-1,151,043.39-293,936.88

Finding the Fourth Proportional to 767,251.50, 1,151,043.39 and 293,936.88

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Solution

The fourth proportional to 767,251.50, 1,151,043.39 and 293,936.88 is: 440,968.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,251.50 : 1,151,043.39 = 293,936.88 : x
  2. Step 2: Convert to fraction form
    767,251.50/1,151,043.39 = 293,936.88/x
  3. Step 3: Cross multiply
    767,251.50x = 1,151,043.39 × 293,936.88
  4. Step 4: Simplify right side
    767,251.50x = 338,334,102,801.22
  5. Step 5: Solve for x
    x = 338,334,102,801.22/767,251.50
  6. Step 6: Final answer
    x = 440,968.97

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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.