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Finding the Fourth Proportional to 244,266.40, 366,399.60 and 220,160.80

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Solution

The fourth proportional to 244,266.40, 366,399.60 and 220,160.80 is: 330,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,266.40 : 366,399.60 = 220,160.80 : x
  2. Step 2: Convert to fraction form
    244,266.40/366,399.60 = 220,160.80/x
  3. Step 3: Cross multiply
    244,266.40x = 366,399.60 × 220,160.80
  4. Step 4: Simplify right side
    244,266.40x = 80,666,829,055.68
  5. Step 5: Solve for x
    x = 80,666,829,055.68/244,266.40
  6. Step 6: Final answer
    x = 330,241.20

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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.