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Finding the Fourth Proportional to 607,859.73, 910,974.49 and 473,086.53

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Solution

The fourth proportional to 607,859.73, 910,974.49 and 473,086.53 is: 708,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,859.73 : 910,974.49 = 473,086.53 : x
  2. Step 2: Convert to fraction form
    607,859.73/910,974.49 = 473,086.53/x
  3. Step 3: Cross multiply
    607,859.73x = 910,974.49 × 473,086.53
  4. Step 4: Simplify right side
    607,859.73x = 430,969,760,392.62
  5. Step 5: Solve for x
    x = 430,969,760,392.62/607,859.73
  6. Step 6: Final answer
    x = 708,995.41

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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.