Home / 838,221.96-1,262,933.57-758,361.26

Finding the Fourth Proportional to 838,221.96, 1,262,933.57 and 758,361.26

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Solution

The fourth proportional to 838,221.96, 1,262,933.57 and 758,361.26 is: 1,142,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,221.96 : 1,262,933.57 = 758,361.26 : x
  2. Step 2: Convert to fraction form
    838,221.96/1,262,933.57 = 758,361.26/x
  3. Step 3: Cross multiply
    838,221.96x = 1,262,933.57 × 758,361.26
  4. Step 4: Simplify right side
    838,221.96x = 957,759,893,441.50
  5. Step 5: Solve for x
    x = 957,759,893,441.50/838,221.96
  6. Step 6: Final answer
    x = 1,142,608.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.