Home / 872,920.48-1,307,553.20-703,481.44

Finding the Fourth Proportional to 872,920.48, 1,307,553.20 and 703,481.44

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Solution

The fourth proportional to 872,920.48, 1,307,553.20 and 703,481.44 is: 1,053,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,920.48 : 1,307,553.20 = 703,481.44 : x
  2. Step 2: Convert to fraction form
    872,920.48/1,307,553.20 = 703,481.44/x
  3. Step 3: Cross multiply
    872,920.48x = 1,307,553.20 × 703,481.44
  4. Step 4: Simplify right side
    872,920.48x = 919,839,408,012.61
  5. Step 5: Solve for x
    x = 919,839,408,012.61/872,920.48
  6. Step 6: Final answer
    x = 1,053,749.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.