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Finding the Fourth Proportional to 296,579.80, 444,869.70 and 246,716.20

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Solution

The fourth proportional to 296,579.80, 444,869.70 and 246,716.20 is: 370,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,579.80 : 444,869.70 = 246,716.20 : x
  2. Step 2: Convert to fraction form
    296,579.80/444,869.70 = 246,716.20/x
  3. Step 3: Cross multiply
    296,579.80x = 444,869.70 × 246,716.20
  4. Step 4: Simplify right side
    296,579.80x = 109,756,561,879.14
  5. Step 5: Solve for x
    x = 109,756,561,879.14/296,579.80
  6. Step 6: Final answer
    x = 370,074.30

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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.