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Finding the Fourth Proportional to 605,447.68, 835,517.98 and 350,946.48

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Solution

The fourth proportional to 605,447.68, 835,517.98 and 350,946.48 is: 484,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,447.68 : 835,517.98 = 350,946.48 : x
  2. Step 2: Convert to fraction form
    605,447.68/835,517.98 = 350,946.48/x
  3. Step 3: Cross multiply
    605,447.68x = 835,517.98 × 350,946.48
  4. Step 4: Simplify right side
    605,447.68x = 293,222,094,057.71
  5. Step 5: Solve for x
    x = 293,222,094,057.71/605,447.68
  6. Step 6: Final answer
    x = 484,306.25

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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.