Home / 851,546.78-1,277,102.41-252,368.18

Finding the Fourth Proportional to 851,546.78, 1,277,102.41 and 252,368.18

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Solution

The fourth proportional to 851,546.78, 1,277,102.41 and 252,368.18 is: 378,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,546.78 : 1,277,102.41 = 252,368.18 : x
  2. Step 2: Convert to fraction form
    851,546.78/1,277,102.41 = 252,368.18/x
  3. Step 3: Cross multiply
    851,546.78x = 1,277,102.41 × 252,368.18
  4. Step 4: Simplify right side
    851,546.78x = 322,300,003,237.96
  5. Step 5: Solve for x
    x = 322,300,003,237.96/851,546.78
  6. Step 6: Final answer
    x = 378,487.73

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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.