Home / 330,629.89-456,274.24-185,467.85

Finding the Fourth Proportional to 330,629.89, 456,274.24 and 185,467.85

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Solution

The fourth proportional to 330,629.89, 456,274.24 and 185,467.85 is: 255,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,629.89 : 456,274.24 = 185,467.85 : x
  2. Step 2: Convert to fraction form
    330,629.89/456,274.24 = 185,467.85/x
  3. Step 3: Cross multiply
    330,629.89x = 456,274.24 × 185,467.85
  4. Step 4: Simplify right side
    330,629.89x = 84,624,200,021.81
  5. Step 5: Solve for x
    x = 84,624,200,021.81/330,629.89
  6. Step 6: Final answer
    x = 255,948.43

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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.