Home / 819,622.70-1,230,211.65-504,694.70

Finding the Fourth Proportional to 819,622.70, 1,230,211.65 and 504,694.70

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Solution

The fourth proportional to 819,622.70, 1,230,211.65 and 504,694.70 is: 757,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,622.70 : 1,230,211.65 = 504,694.70 : x
  2. Step 2: Convert to fraction form
    819,622.70/1,230,211.65 = 504,694.70/x
  3. Step 3: Cross multiply
    819,622.70x = 1,230,211.65 × 504,694.70
  4. Step 4: Simplify right side
    819,622.70x = 620,881,299,633.26
  5. Step 5: Solve for x
    x = 620,881,299,633.26/819,622.70
  6. Step 6: Final answer
    x = 757,520.87

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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.