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Finding the Fourth Proportional to 240,376.60, 360,623.94 and 82,607.32

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Solution

The fourth proportional to 240,376.60, 360,623.94 and 82,607.32 is: 123,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,376.60 : 360,623.94 = 82,607.32 : x
  2. Step 2: Convert to fraction form
    240,376.60/360,623.94 = 82,607.32/x
  3. Step 3: Cross multiply
    240,376.60x = 360,623.94 × 82,607.32
  4. Step 4: Simplify right side
    240,376.60x = 29,790,177,211.24
  5. Step 5: Solve for x
    x = 29,790,177,211.24/240,376.60
  6. Step 6: Final answer
    x = 123,931.27

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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.