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Finding the Fourth Proportional to 304,013.75, 419,580.63 and 174,949.56

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Solution

The fourth proportional to 304,013.75, 419,580.63 and 174,949.56 is: 241,454.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,013.75 : 419,580.63 = 174,949.56 : x
  2. Step 2: Convert to fraction form
    304,013.75/419,580.63 = 174,949.56/x
  3. Step 3: Cross multiply
    304,013.75x = 419,580.63 × 174,949.56
  4. Step 4: Simplify right side
    304,013.75x = 73,405,446,603.02
  5. Step 5: Solve for x
    x = 73,405,446,603.02/304,013.75
  6. Step 6: Final answer
    x = 241,454.37

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1.5x scale

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.