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Finding the Fourth Proportional to 442,084.75, 610,076.96 and 240,880.75

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Solution

The fourth proportional to 442,084.75, 610,076.96 and 240,880.75 is: 332,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,084.75 : 610,076.96 = 240,880.75 : x
  2. Step 2: Convert to fraction form
    442,084.75/610,076.96 = 240,880.75/x
  3. Step 3: Cross multiply
    442,084.75x = 610,076.96 × 240,880.75
  4. Step 4: Simplify right side
    442,084.75x = 146,955,796,284.72
  5. Step 5: Solve for x
    x = 146,955,796,284.72/442,084.75
  6. Step 6: Final answer
    x = 332,415.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.