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Finding the Fourth Proportional to 804,523.56, 1,110,249.56 and 441,954.80

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Solution

The fourth proportional to 804,523.56, 1,110,249.56 and 441,954.80 is: 609,901.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,523.56 : 1,110,249.56 = 441,954.80 : x
  2. Step 2: Convert to fraction form
    804,523.56/1,110,249.56 = 441,954.80/x
  3. Step 3: Cross multiply
    804,523.56x = 1,110,249.56 × 441,954.80
  4. Step 4: Simplify right side
    804,523.56x = 490,680,122,239.89
  5. Step 5: Solve for x
    x = 490,680,122,239.89/804,523.56
  6. Step 6: Final answer
    x = 609,901.50

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1.5x scale

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.