Home / 330,629.63-456,273.90-185,467.60

Finding the Fourth Proportional to 330,629.63, 456,273.90 and 185,467.60

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Solution

The fourth proportional to 330,629.63, 456,273.90 and 185,467.60 is: 255,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,629.63 : 456,273.90 = 185,467.60 : x
  2. Step 2: Convert to fraction form
    330,629.63/456,273.90 = 185,467.60/x
  3. Step 3: Cross multiply
    330,629.63x = 456,273.90 × 185,467.60
  4. Step 4: Simplify right side
    330,629.63x = 84,624,022,171.39
  5. Step 5: Solve for x
    x = 84,624,022,171.39/330,629.63
  6. Step 6: Final answer
    x = 255,948.09

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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.