Home / 627,346.65-941,040.42-298,640.12

Finding the Fourth Proportional to 627,346.65, 941,040.42 and 298,640.12

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Solution

The fourth proportional to 627,346.65, 941,040.42 and 298,640.12 is: 447,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,346.65 : 941,040.42 = 298,640.12 : x
  2. Step 2: Convert to fraction form
    627,346.65/941,040.42 = 298,640.12/x
  3. Step 3: Cross multiply
    627,346.65x = 941,040.42 × 298,640.12
  4. Step 4: Simplify right side
    627,346.65x = 281,032,419,248.45
  5. Step 5: Solve for x
    x = 281,032,419,248.45/627,346.65
  6. Step 6: Final answer
    x = 447,969.91

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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.