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Finding the Fourth Proportional to 337,400.10, 505,600.79 and 147,685.14

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Solution

The fourth proportional to 337,400.10, 505,600.79 and 147,685.14 is: 221,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,400.10 : 505,600.79 = 147,685.14 : x
  2. Step 2: Convert to fraction form
    337,400.10/505,600.79 = 147,685.14/x
  3. Step 3: Cross multiply
    337,400.10x = 505,600.79 × 147,685.14
  4. Step 4: Simplify right side
    337,400.10x = 74,669,722,716.83
  5. Step 5: Solve for x
    x = 74,669,722,716.83/337,400.10
  6. Step 6: Final answer
    x = 221,309.13

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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.