Home / 804,312.38-1,109,958.69-441,743.63

Finding the Fourth Proportional to 804,312.38, 1,109,958.69 and 441,743.63

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Solution

The fourth proportional to 804,312.38, 1,109,958.69 and 441,743.63 is: 609,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,312.38 : 1,109,958.69 = 441,743.63 : x
  2. Step 2: Convert to fraction form
    804,312.38/1,109,958.69 = 441,743.63/x
  3. Step 3: Cross multiply
    804,312.38x = 1,109,958.69 × 441,743.63
  4. Step 4: Simplify right side
    804,312.38x = 490,317,176,977.39
  5. Step 5: Solve for x
    x = 490,317,176,977.39/804,312.38
  6. Step 6: Final answer
    x = 609,610.38

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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.