Home / 454,520.18-627,239.77-250,566.44

Finding the Fourth Proportional to 454,520.18, 627,239.77 and 250,566.44

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Solution

The fourth proportional to 454,520.18, 627,239.77 and 250,566.44 is: 345,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,520.18 : 627,239.77 = 250,566.44 : x
  2. Step 2: Convert to fraction form
    454,520.18/627,239.77 = 250,566.44/x
  3. Step 3: Cross multiply
    454,520.18x = 627,239.77 × 250,566.44
  4. Step 4: Simplify right side
    454,520.18x = 157,165,232,432.70
  5. Step 5: Solve for x
    x = 157,165,232,432.70/454,520.18
  6. Step 6: Final answer
    x = 345,782.74

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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.