Home / 627,069.92-941,170.88-424,175.36

Finding the Fourth Proportional to 627,069.92, 941,170.88 and 424,175.36

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Solution

The fourth proportional to 627,069.92, 941,170.88 and 424,175.36 is: 636,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,069.92 : 941,170.88 = 424,175.36 : x
  2. Step 2: Convert to fraction form
    627,069.92/941,170.88 = 424,175.36/x
  3. Step 3: Cross multiply
    627,069.92x = 941,170.88 × 424,175.36
  4. Step 4: Simplify right side
    627,069.92x = 399,221,496,845.52
  5. Step 5: Solve for x
    x = 399,221,496,845.52/627,069.92
  6. Step 6: Final answer
    x = 636,645.91

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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.