Home / 844,763.95-1,267,601.09-613,978.04

Finding the Fourth Proportional to 844,763.95, 1,267,601.09 and 613,978.04

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Solution

The fourth proportional to 844,763.95, 1,267,601.09 and 613,978.04 is: 921,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,763.95 : 1,267,601.09 = 613,978.04 : x
  2. Step 2: Convert to fraction form
    844,763.95/1,267,601.09 = 613,978.04/x
  3. Step 3: Cross multiply
    844,763.95x = 1,267,601.09 × 613,978.04
  4. Step 4: Simplify right side
    844,763.95x = 778,279,232,740.06
  5. Step 5: Solve for x
    x = 778,279,232,740.06/844,763.95
  6. Step 6: Final answer
    x = 921,297.88

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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.