Home / 856,351.38-1,181,765.82-463,885.25

Finding the Fourth Proportional to 856,351.38, 1,181,765.82 and 463,885.25

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Solution

The fourth proportional to 856,351.38, 1,181,765.82 and 463,885.25 is: 640,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,351.38 : 1,181,765.82 = 463,885.25 : x
  2. Step 2: Convert to fraction form
    856,351.38/1,181,765.82 = 463,885.25/x
  3. Step 3: Cross multiply
    856,351.38x = 1,181,765.82 × 463,885.25
  4. Step 4: Simplify right side
    856,351.38x = 548,203,732,852.16
  5. Step 5: Solve for x
    x = 548,203,732,852.16/856,351.38
  6. Step 6: Final answer
    x = 640,162.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.