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Finding the Fourth Proportional to 240,040.40, 360,060.60 and 82,270.40

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Solution

The fourth proportional to 240,040.40, 360,060.60 and 82,270.40 is: 123,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,040.40 : 360,060.60 = 82,270.40 : x
  2. Step 2: Convert to fraction form
    240,040.40/360,060.60 = 82,270.40/x
  3. Step 3: Cross multiply
    240,040.40x = 360,060.60 × 82,270.40
  4. Step 4: Simplify right side
    240,040.40x = 29,622,329,586.24
  5. Step 5: Solve for x
    x = 29,622,329,586.24/240,040.40
  6. Step 6: Final answer
    x = 123,405.60

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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.