Home / 454,179.94-626,738.22-272,899.50

Finding the Fourth Proportional to 454,179.94, 626,738.22 and 272,899.50

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Solution

The fourth proportional to 454,179.94, 626,738.22 and 272,899.50 is: 376,583.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,179.94 : 626,738.22 = 272,899.50 : x
  2. Step 2: Convert to fraction form
    454,179.94/626,738.22 = 272,899.50/x
  3. Step 3: Cross multiply
    454,179.94x = 626,738.22 × 272,899.50
  4. Step 4: Simplify right side
    454,179.94x = 171,036,546,868.89
  5. Step 5: Solve for x
    x = 171,036,546,868.89/454,179.94
  6. Step 6: Final answer
    x = 376,583.23

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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.