Home / 627,513.72-941,262.30-154,203.24

Finding the Fourth Proportional to 627,513.72, 941,262.30 and 154,203.24

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Solution

The fourth proportional to 627,513.72, 941,262.30 and 154,203.24 is: 231,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,513.72 : 941,262.30 = 154,203.24 : x
  2. Step 2: Convert to fraction form
    627,513.72/941,262.30 = 154,203.24/x
  3. Step 3: Cross multiply
    627,513.72x = 941,262.30 × 154,203.24
  4. Step 4: Simplify right side
    627,513.72x = 145,145,696,349.85
  5. Step 5: Solve for x
    x = 145,145,696,349.85/627,513.72
  6. Step 6: Final answer
    x = 231,302.83

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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.