Home / 791,739.70-1,187,592.91-192,704.20

Finding the Fourth Proportional to 791,739.70, 1,187,592.91 and 192,704.20

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Solution

The fourth proportional to 791,739.70, 1,187,592.91 and 192,704.20 is: 289,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,739.70 : 1,187,592.91 = 192,704.20 : x
  2. Step 2: Convert to fraction form
    791,739.70/1,187,592.91 = 192,704.20/x
  3. Step 3: Cross multiply
    791,739.70x = 1,187,592.91 × 192,704.20
  4. Step 4: Simplify right side
    791,739.70x = 228,854,138,196.48
  5. Step 5: Solve for x
    x = 228,854,138,196.48/791,739.70
  6. Step 6: Final answer
    x = 289,052.25

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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.