Home / 332,008.20-498,012.30-82,690.20

Finding the Fourth Proportional to 332,008.20, 498,012.30 and 82,690.20

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Solution

The fourth proportional to 332,008.20, 498,012.30 and 82,690.20 is: 124,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,008.20 : 498,012.30 = 82,690.20 : x
  2. Step 2: Convert to fraction form
    332,008.20/498,012.30 = 82,690.20/x
  3. Step 3: Cross multiply
    332,008.20x = 498,012.30 × 82,690.20
  4. Step 4: Simplify right side
    332,008.20x = 41,180,736,689.46
  5. Step 5: Solve for x
    x = 41,180,736,689.46/332,008.20
  6. Step 6: Final answer
    x = 124,035.30

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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.