Home / 751,027.48-1,126,406.60-211,154.28

Finding the Fourth Proportional to 751,027.48, 1,126,406.60 and 211,154.28

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Solution

The fourth proportional to 751,027.48, 1,126,406.60 and 211,154.28 is: 316,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,027.48 : 1,126,406.60 = 211,154.28 : x
  2. Step 2: Convert to fraction form
    751,027.48/1,126,406.60 = 211,154.28/x
  3. Step 3: Cross multiply
    751,027.48x = 1,126,406.60 × 211,154.28
  4. Step 4: Simplify right side
    751,027.48x = 237,845,574,610.25
  5. Step 5: Solve for x
    x = 237,845,574,610.25/751,027.48
  6. Step 6: Final answer
    x = 316,693.57

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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.