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Finding the Fourth Proportional to 440,173.80, 660,007.46 and 234,755.04

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Solution

The fourth proportional to 440,173.80, 660,007.46 and 234,755.04 is: 351,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,173.80 : 660,007.46 = 234,755.04 : x
  2. Step 2: Convert to fraction form
    440,173.80/660,007.46 = 234,755.04/x
  3. Step 3: Cross multiply
    440,173.80x = 660,007.46 × 234,755.04
  4. Step 4: Simplify right side
    440,173.80x = 154,940,077,672.60
  5. Step 5: Solve for x
    x = 154,940,077,672.60/440,173.80
  6. Step 6: Final answer
    x = 351,997.50

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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.