Home / 292,629.31-438,944.00-82,267.25

Finding the Fourth Proportional to 292,629.31, 438,944.00 and 82,267.25

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Solution

The fourth proportional to 292,629.31, 438,944.00 and 82,267.25 is: 123,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,629.31 : 438,944.00 = 82,267.25 : x
  2. Step 2: Convert to fraction form
    292,629.31/438,944.00 = 82,267.25/x
  3. Step 3: Cross multiply
    292,629.31x = 438,944.00 × 82,267.25
  4. Step 4: Simplify right side
    292,629.31x = 36,110,713,177.94
  5. Step 5: Solve for x
    x = 36,110,713,177.94/292,629.31
  6. Step 6: Final answer
    x = 123,400.88

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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.