Home / 1,244,144.40-1,866,216.60-496,726.80

Finding the Fourth Proportional to 1,244,144.40, 1,866,216.60 and 496,726.80

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Solution

The fourth proportional to 1,244,144.40, 1,866,216.60 and 496,726.80 is: 745,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,144.40 : 1,866,216.60 = 496,726.80 : x
  2. Step 2: Convert to fraction form
    1,244,144.40/1,866,216.60 = 496,726.80/x
  3. Step 3: Cross multiply
    1,244,144.40x = 1,866,216.60 × 496,726.80
  4. Step 4: Simplify right side
    1,244,144.40x = 926,999,799,824.88
  5. Step 5: Solve for x
    x = 926,999,799,824.88/1,244,144.40
  6. Step 6: Final answer
    x = 745,090.20

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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.