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Finding the Fourth Proportional to 297,010.80, 444,997.80 and 255,538.80

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Solution

The fourth proportional to 297,010.80, 444,997.80 and 255,538.80 is: 382,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,010.80 : 444,997.80 = 255,538.80 : x
  2. Step 2: Convert to fraction form
    297,010.80/444,997.80 = 255,538.80/x
  3. Step 3: Cross multiply
    297,010.80x = 444,997.80 × 255,538.80
  4. Step 4: Simplify right side
    297,010.80x = 113,714,203,814.64
  5. Step 5: Solve for x
    x = 113,714,203,814.64/297,010.80
  6. Step 6: Final answer
    x = 382,862.18

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1.5x scale

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.