Home / 804,508.56-1,110,228.84-441,939.78

Finding the Fourth Proportional to 804,508.56, 1,110,228.84 and 441,939.78

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Solution

The fourth proportional to 804,508.56, 1,110,228.84 and 441,939.78 is: 609,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,508.56 : 1,110,228.84 = 441,939.78 : x
  2. Step 2: Convert to fraction form
    804,508.56/1,110,228.84 = 441,939.78/x
  3. Step 3: Cross multiply
    804,508.56x = 1,110,228.84 × 441,939.78
  4. Step 4: Simplify right side
    804,508.56x = 490,654,289,299.26
  5. Step 5: Solve for x
    x = 490,654,289,299.26/804,508.56
  6. Step 6: Final answer
    x = 609,880.76

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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.