Home / 1,057,285.75-1,458,390.49-627,261.43

Finding the Fourth Proportional to 1,057,285.75, 1,458,390.49 and 627,261.43

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Solution

The fourth proportional to 1,057,285.75, 1,458,390.49 and 627,261.43 is: 865,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,285.75 : 1,458,390.49 = 627,261.43 : x
  2. Step 2: Convert to fraction form
    1,057,285.75/1,458,390.49 = 627,261.43/x
  3. Step 3: Cross multiply
    1,057,285.75x = 1,458,390.49 × 627,261.43
  4. Step 4: Simplify right side
    1,057,285.75x = 914,792,104,255.80
  5. Step 5: Solve for x
    x = 914,792,104,255.80/1,057,285.75
  6. Step 6: Final answer
    x = 865,226.93

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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.