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Finding the Fourth Proportional to 522,910.70, 784,697.84 and 223,393.52

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Solution

The fourth proportional to 522,910.70, 784,697.84 and 223,393.52 is: 335,232.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,910.70 : 784,697.84 = 223,393.52 : x
  2. Step 2: Convert to fraction form
    522,910.70/784,697.84 = 223,393.52/x
  3. Step 3: Cross multiply
    522,910.70x = 784,697.84 × 223,393.52
  4. Step 4: Simplify right side
    522,910.70x = 175,296,412,614.00
  5. Step 5: Solve for x
    x = 175,296,412,614.00/522,910.70
  6. Step 6: Final answer
    x = 335,232.02

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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.