Home / 330,635.04-495,672.30-131,096.40

Finding the Fourth Proportional to 330,635.04, 495,672.30 and 131,096.40

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Solution

The fourth proportional to 330,635.04, 495,672.30 and 131,096.40 is: 196,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,635.04 : 495,672.30 = 131,096.40 : x
  2. Step 2: Convert to fraction form
    330,635.04/495,672.30 = 131,096.40/x
  3. Step 3: Cross multiply
    330,635.04x = 495,672.30 × 131,096.40
  4. Step 4: Simplify right side
    330,635.04x = 64,980,854,109.72
  5. Step 5: Solve for x
    x = 64,980,854,109.72/330,635.04
  6. Step 6: Final answer
    x = 196,533.48

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1.5x scale

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.