Home / 809,227.35-1,214,068.62-353,858.67

Finding the Fourth Proportional to 809,227.35, 1,214,068.62 and 353,858.67

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Solution

The fourth proportional to 809,227.35, 1,214,068.62 and 353,858.67 is: 530,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,227.35 : 1,214,068.62 = 353,858.67 : x
  2. Step 2: Convert to fraction form
    809,227.35/1,214,068.62 = 353,858.67/x
  3. Step 3: Cross multiply
    809,227.35x = 1,214,068.62 × 353,858.67
  4. Step 4: Simplify right side
    809,227.35x = 429,608,707,161.94
  5. Step 5: Solve for x
    x = 429,608,707,161.94/809,227.35
  6. Step 6: Final answer
    x = 530,887.53

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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.