Home / 751,517.86-1,126,996.70-302,087.24

Finding the Fourth Proportional to 751,517.86, 1,126,996.70 and 302,087.24

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Solution

The fourth proportional to 751,517.86, 1,126,996.70 and 302,087.24 is: 453,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,517.86 : 1,126,996.70 = 302,087.24 : x
  2. Step 2: Convert to fraction form
    751,517.86/1,126,996.70 = 302,087.24/x
  3. Step 3: Cross multiply
    751,517.86x = 1,126,996.70 × 302,087.24
  4. Step 4: Simplify right side
    751,517.86x = 340,451,322,592.11
  5. Step 5: Solve for x
    x = 340,451,322,592.11/751,517.86
  6. Step 6: Final answer
    x = 453,018.27

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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.