Home / 254,563.20-381,844.80-179,913.60

Finding the Fourth Proportional to 254,563.20, 381,844.80 and 179,913.60

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Solution

The fourth proportional to 254,563.20, 381,844.80 and 179,913.60 is: 269,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,563.20 : 381,844.80 = 179,913.60 : x
  2. Step 2: Convert to fraction form
    254,563.20/381,844.80 = 179,913.60/x
  3. Step 3: Cross multiply
    254,563.20x = 381,844.80 × 179,913.60
  4. Step 4: Simplify right side
    254,563.20x = 68,699,072,609.28
  5. Step 5: Solve for x
    x = 68,699,072,609.28/254,563.20
  6. Step 6: Final answer
    x = 269,870.40

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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.