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Finding the Fourth Proportional to 330,571.70, 496,044.38 and 141,014.16

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Solution

The fourth proportional to 330,571.70, 496,044.38 and 141,014.16 is: 211,600.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,571.70 : 496,044.38 = 141,014.16 : x
  2. Step 2: Convert to fraction form
    330,571.70/496,044.38 = 141,014.16/x
  3. Step 3: Cross multiply
    330,571.70x = 496,044.38 × 141,014.16
  4. Step 4: Simplify right side
    330,571.70x = 69,949,279,088.20
  5. Step 5: Solve for x
    x = 69,949,279,088.20/330,571.70
  6. Step 6: Final answer
    x = 211,600.93

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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.