Home / 330,246.30-495,033.20-130,292.22

Finding the Fourth Proportional to 330,246.30, 495,033.20 and 130,292.22

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Solution

The fourth proportional to 330,246.30, 495,033.20 and 130,292.22 is: 195,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,246.30 : 495,033.20 = 130,292.22 : x
  2. Step 2: Convert to fraction form
    330,246.30/495,033.20 = 130,292.22/x
  3. Step 3: Cross multiply
    330,246.30x = 495,033.20 × 130,292.22
  4. Step 4: Simplify right side
    330,246.30x = 64,498,974,601.70
  5. Step 5: Solve for x
    x = 64,498,974,601.70/330,246.30
  6. Step 6: Final answer
    x = 195,305.67

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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.