Home / 751,204.28-1,036,761.18-428,841.56

Finding the Fourth Proportional to 751,204.28, 1,036,761.18 and 428,841.56

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Solution

The fourth proportional to 751,204.28, 1,036,761.18 and 428,841.56 is: 591,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,204.28 : 1,036,761.18 = 428,841.56 : x
  2. Step 2: Convert to fraction form
    751,204.28/1,036,761.18 = 428,841.56/x
  3. Step 3: Cross multiply
    751,204.28x = 1,036,761.18 × 428,841.56
  4. Step 4: Simplify right side
    751,204.28x = 444,606,281,778.64
  5. Step 5: Solve for x
    x = 444,606,281,778.64/751,204.28
  6. Step 6: Final answer
    x = 591,858.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.