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Finding the Fourth Proportional to 605,940.48, 836,996.52 and 452,712.36

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Solution

The fourth proportional to 605,940.48, 836,996.52 and 452,712.36 is: 625,339.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,940.48 : 836,996.52 = 452,712.36 : x
  2. Step 2: Convert to fraction form
    605,940.48/836,996.52 = 452,712.36/x
  3. Step 3: Cross multiply
    605,940.48x = 836,996.52 × 452,712.36
  4. Step 4: Simplify right side
    605,940.48x = 378,918,669,880.99
  5. Step 5: Solve for x
    x = 378,918,669,880.99/605,940.48
  6. Step 6: Final answer
    x = 625,339.75

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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.