Home / 791,729.85-1,187,584.74-192,692.33

Finding the Fourth Proportional to 791,729.85, 1,187,584.74 and 192,692.33

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Solution

The fourth proportional to 791,729.85, 1,187,584.74 and 192,692.33 is: 289,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,729.85 : 1,187,584.74 = 192,692.33 : x
  2. Step 2: Convert to fraction form
    791,729.85/1,187,584.74 = 192,692.33/x
  3. Step 3: Cross multiply
    791,729.85x = 1,187,584.74 × 192,692.33
  4. Step 4: Simplify right side
    791,729.85x = 228,838,470,623.04
  5. Step 5: Solve for x
    x = 228,838,470,623.04/791,729.85
  6. Step 6: Final answer
    x = 289,036.05

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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.