Home / 804,270.36-1,109,849.06-441,741.72

Finding the Fourth Proportional to 804,270.36, 1,109,849.06 and 441,741.72

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Solution

The fourth proportional to 804,270.36, 1,109,849.06 and 441,741.72 is: 609,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,270.36 : 1,109,849.06 = 441,741.72 : x
  2. Step 2: Convert to fraction form
    804,270.36/1,109,849.06 = 441,741.72/x
  3. Step 3: Cross multiply
    804,270.36x = 1,109,849.06 × 441,741.72
  4. Step 4: Simplify right side
    804,270.36x = 490,266,632,704.78
  5. Step 5: Solve for x
    x = 490,266,632,704.78/804,270.36
  6. Step 6: Final answer
    x = 609,579.39

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Double scale
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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.