Home / 838,220.96-1,262,932.06-758,360.26

Finding the Fourth Proportional to 838,220.96, 1,262,932.06 and 758,360.26

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Solution

The fourth proportional to 838,220.96, 1,262,932.06 and 758,360.26 is: 1,142,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,220.96 : 1,262,932.06 = 758,360.26 : x
  2. Step 2: Convert to fraction form
    838,220.96/1,262,932.06 = 758,360.26/x
  3. Step 3: Cross multiply
    838,220.96x = 1,262,932.06 × 758,360.26
  4. Step 4: Simplify right side
    838,220.96x = 957,757,485,383.94
  5. Step 5: Solve for x
    x = 957,757,485,383.94/838,220.96
  6. Step 6: Final answer
    x = 1,142,607.42

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1.5x scale

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.