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Finding the Fourth Proportional to 605,472, 835,577.28 and 337,200

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Solution

The fourth proportional to 605,472, 835,577.28 and 337,200 is: 465,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,472 : 835,577.28 = 337,200 : x
  2. Step 2: Convert to fraction form
    605,472/835,577.28 = 337,200/x
  3. Step 3: Cross multiply
    605,472x = 835,577.28 × 337,200
  4. Step 4: Simplify right side
    605,472x = 281,756,658,816
  5. Step 5: Solve for x
    x = 281,756,658,816/605,472
  6. Step 6: Final answer
    x = 465,350.44

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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.