Home / 1,241,286.58-1,861,927.08-330,469.30

Finding the Fourth Proportional to 1,241,286.58, 1,861,927.08 and 330,469.30

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Solution

The fourth proportional to 1,241,286.58, 1,861,927.08 and 330,469.30 is: 495,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,286.58 : 1,861,927.08 = 330,469.30 : x
  2. Step 2: Convert to fraction form
    1,241,286.58/1,861,927.08 = 330,469.30/x
  3. Step 3: Cross multiply
    1,241,286.58x = 1,861,927.08 × 330,469.30
  4. Step 4: Simplify right side
    1,241,286.58x = 615,309,738,778.64
  5. Step 5: Solve for x
    x = 615,309,738,778.64/1,241,286.58
  6. Step 6: Final answer
    x = 495,703.21

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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.