Home / 332,579.40-498,869.10-327,330.60

Finding the Fourth Proportional to 332,579.40, 498,869.10 and 327,330.60

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Solution

The fourth proportional to 332,579.40, 498,869.10 and 327,330.60 is: 490,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,579.40 : 498,869.10 = 327,330.60 : x
  2. Step 2: Convert to fraction form
    332,579.40/498,869.10 = 327,330.60/x
  3. Step 3: Cross multiply
    332,579.40x = 498,869.10 × 327,330.60
  4. Step 4: Simplify right side
    332,579.40x = 163,295,121,824.46
  5. Step 5: Solve for x
    x = 163,295,121,824.46/332,579.40
  6. Step 6: Final answer
    x = 490,995.90

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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.