Home / 767,502.78-1,151,256.96-235,021.68

Finding the Fourth Proportional to 767,502.78, 1,151,256.96 and 235,021.68

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Solution

The fourth proportional to 767,502.78, 1,151,256.96 and 235,021.68 is: 352,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,502.78 : 1,151,256.96 = 235,021.68 : x
  2. Step 2: Convert to fraction form
    767,502.78/1,151,256.96 = 235,021.68/x
  3. Step 3: Cross multiply
    767,502.78x = 1,151,256.96 × 235,021.68
  4. Step 4: Simplify right side
    767,502.78x = 270,570,344,850.89
  5. Step 5: Solve for x
    x = 270,570,344,850.89/767,502.78
  6. Step 6: Final answer
    x = 352,533.37

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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.