Home / 827,052.34-1,240,371.15-605,027.38

Finding the Fourth Proportional to 827,052.34, 1,240,371.15 and 605,027.38

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Solution

The fourth proportional to 827,052.34, 1,240,371.15 and 605,027.38 is: 907,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,052.34 : 1,240,371.15 = 605,027.38 : x
  2. Step 2: Convert to fraction form
    827,052.34/1,240,371.15 = 605,027.38/x
  3. Step 3: Cross multiply
    827,052.34x = 1,240,371.15 × 605,027.38
  4. Step 4: Simplify right side
    827,052.34x = 750,458,507,112.09
  5. Step 5: Solve for x
    x = 750,458,507,112.09/827,052.34
  6. Step 6: Final answer
    x = 907,389.38

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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.