Home / 683,562.62-943,313.39-377,639.06

Finding the Fourth Proportional to 683,562.62, 943,313.39 and 377,639.06

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Solution

The fourth proportional to 683,562.62, 943,313.39 and 377,639.06 is: 521,140.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,562.62 : 943,313.39 = 377,639.06 : x
  2. Step 2: Convert to fraction form
    683,562.62/943,313.39 = 377,639.06/x
  3. Step 3: Cross multiply
    683,562.62x = 943,313.39 × 377,639.06
  4. Step 4: Simplify right side
    683,562.62x = 356,231,976,696.40
  5. Step 5: Solve for x
    x = 356,231,976,696.40/683,562.62
  6. Step 6: Final answer
    x = 521,140.22

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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.