Home / 808,104.87-1,212,157.26-767,696.67

Finding the Fourth Proportional to 808,104.87, 1,212,157.26 and 767,696.67

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Solution

The fourth proportional to 808,104.87, 1,212,157.26 and 767,696.67 is: 1,151,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,104.87 : 1,212,157.26 = 767,696.67 : x
  2. Step 2: Convert to fraction form
    808,104.87/1,212,157.26 = 767,696.67/x
  3. Step 3: Cross multiply
    808,104.87x = 1,212,157.26 × 767,696.67
  4. Step 4: Simplify right side
    808,104.87x = 930,569,092,018.32
  5. Step 5: Solve for x
    x = 930,569,092,018.32/808,104.87
  6. Step 6: Final answer
    x = 1,151,544.96

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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.