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Finding the Fourth Proportional to 883,105.80, 1,324,658.70 and 794,532.30

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Solution

The fourth proportional to 883,105.80, 1,324,658.70 and 794,532.30 is: 1,191,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,105.80 : 1,324,658.70 = 794,532.30 : x
  2. Step 2: Convert to fraction form
    883,105.80/1,324,658.70 = 794,532.30/x
  3. Step 3: Cross multiply
    883,105.80x = 1,324,658.70 × 794,532.30
  4. Step 4: Simplify right side
    883,105.80x = 1,052,484,123,626.01
  5. Step 5: Solve for x
    x = 1,052,484,123,626.01/883,105.80
  6. Step 6: Final answer
    x = 1,191,798.45

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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.