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Finding the Fourth Proportional to 767,793.70, 1,149,616.95 and 601,905.70

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Solution

The fourth proportional to 767,793.70, 1,149,616.95 and 601,905.70 is: 901,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,793.70 : 1,149,616.95 = 601,905.70 : x
  2. Step 2: Convert to fraction form
    767,793.70/1,149,616.95 = 601,905.70/x
  3. Step 3: Cross multiply
    767,793.70x = 1,149,616.95 × 601,905.70
  4. Step 4: Simplify right side
    767,793.70x = 691,960,995,021.62
  5. Step 5: Solve for x
    x = 691,960,995,021.62/767,793.70
  6. Step 6: Final answer
    x = 901,232.97

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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.