Home / 332,563.20-498,844.80-132,914.40

Finding the Fourth Proportional to 332,563.20, 498,844.80 and 132,914.40

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Solution

The fourth proportional to 332,563.20, 498,844.80 and 132,914.40 is: 199,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,563.20 : 498,844.80 = 132,914.40 : x
  2. Step 2: Convert to fraction form
    332,563.20/498,844.80 = 132,914.40/x
  3. Step 3: Cross multiply
    332,563.20x = 498,844.80 × 132,914.40
  4. Step 4: Simplify right side
    332,563.20x = 66,303,657,285.12
  5. Step 5: Solve for x
    x = 66,303,657,285.12/332,563.20
  6. Step 6: Final answer
    x = 199,371.60

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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.