Home / 801,139.48-1,104,394.62-609,819.64

Finding the Fourth Proportional to 801,139.48, 1,104,394.62 and 609,819.64

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Solution

The fourth proportional to 801,139.48, 1,104,394.62 and 609,819.64 is: 840,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,139.48 : 1,104,394.62 = 609,819.64 : x
  2. Step 2: Convert to fraction form
    801,139.48/1,104,394.62 = 609,819.64/x
  3. Step 3: Cross multiply
    801,139.48x = 1,104,394.62 × 609,819.64
  4. Step 4: Simplify right side
    801,139.48x = 673,481,529,586.34
  5. Step 5: Solve for x
    x = 673,481,529,586.34/801,139.48
  6. Step 6: Final answer
    x = 840,654.53

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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.