Home / 627,126.23-940,829.51-200,687.67

Finding the Fourth Proportional to 627,126.23, 940,829.51 and 200,687.67

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Solution

The fourth proportional to 627,126.23, 940,829.51 and 200,687.67 is: 301,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,126.23 : 940,829.51 = 200,687.67 : x
  2. Step 2: Convert to fraction form
    627,126.23/940,829.51 = 200,687.67/x
  3. Step 3: Cross multiply
    627,126.23x = 940,829.51 × 200,687.67
  4. Step 4: Simplify right side
    627,126.23x = 188,812,882,166.43
  5. Step 5: Solve for x
    x = 188,812,882,166.43/627,126.23
  6. Step 6: Final answer
    x = 301,076.36

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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.