Home / 777,876.75-1,166,815.13-252,564.75

Finding the Fourth Proportional to 777,876.75, 1,166,815.13 and 252,564.75

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Solution

The fourth proportional to 777,876.75, 1,166,815.13 and 252,564.75 is: 378,847.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,876.75 : 1,166,815.13 = 252,564.75 : x
  2. Step 2: Convert to fraction form
    777,876.75/1,166,815.13 = 252,564.75/x
  3. Step 3: Cross multiply
    777,876.75x = 1,166,815.13 × 252,564.75
  4. Step 4: Simplify right side
    777,876.75x = 294,696,370,341.84
  5. Step 5: Solve for x
    x = 294,696,370,341.84/777,876.75
  6. Step 6: Final answer
    x = 378,847.13

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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.