Home / 454,388.57-627,060.03-250,440

Finding the Fourth Proportional to 454,388.57, 627,060.03 and 250,440

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Solution

The fourth proportional to 454,388.57, 627,060.03 and 250,440 is: 345,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,388.57 : 627,060.03 = 250,440 : x
  2. Step 2: Convert to fraction form
    454,388.57/627,060.03 = 250,440/x
  3. Step 3: Cross multiply
    454,388.57x = 627,060.03 × 250,440
  4. Step 4: Simplify right side
    454,388.57x = 157,040,913,913.20
  5. Step 5: Solve for x
    x = 157,040,913,913.20/454,388.57
  6. Step 6: Final answer
    x = 345,609.30

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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.