Home / 751,016.52-1,126,527.12-190,050.84

Finding the Fourth Proportional to 751,016.52, 1,126,527.12 and 190,050.84

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Solution

The fourth proportional to 751,016.52, 1,126,527.12 and 190,050.84 is: 285,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,016.52 : 1,126,527.12 = 190,050.84 : x
  2. Step 2: Convert to fraction form
    751,016.52/1,126,527.12 = 190,050.84/x
  3. Step 3: Cross multiply
    751,016.52x = 1,126,527.12 × 190,050.84
  4. Step 4: Simplify right side
    751,016.52x = 214,097,425,438.78
  5. Step 5: Solve for x
    x = 214,097,425,438.78/751,016.52
  6. Step 6: Final answer
    x = 285,076.85

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Double scale
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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.