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Finding the Fourth Proportional to 240,219.48, 360,635.40 and 195,932.64

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Solution

The fourth proportional to 240,219.48, 360,635.40 and 195,932.64 is: 294,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,219.48 : 360,635.40 = 195,932.64 : x
  2. Step 2: Convert to fraction form
    240,219.48/360,635.40 = 195,932.64/x
  3. Step 3: Cross multiply
    240,219.48x = 360,635.40 × 195,932.64
  4. Step 4: Simplify right side
    240,219.48x = 70,660,245,999.46
  5. Step 5: Solve for x
    x = 70,660,245,999.46/240,219.48
  6. Step 6: Final answer
    x = 294,148.69

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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.