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Finding the Fourth Proportional to 610,594.97, 914,736.39 and 407,578.92

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Solution

The fourth proportional to 610,594.97, 914,736.39 and 407,578.92 is: 610,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,594.97 : 914,736.39 = 407,578.92 : x
  2. Step 2: Convert to fraction form
    610,594.97/914,736.39 = 407,578.92/x
  3. Step 3: Cross multiply
    610,594.97x = 914,736.39 × 407,578.92
  4. Step 4: Simplify right side
    610,594.97x = 372,827,269,920.90
  5. Step 5: Solve for x
    x = 372,827,269,920.90/610,594.97
  6. Step 6: Final answer
    x = 610,596.69

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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.