Home / 791,740.70-1,187,594.41-192,705.20

Finding the Fourth Proportional to 791,740.70, 1,187,594.41 and 192,705.20

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Solution

The fourth proportional to 791,740.70, 1,187,594.41 and 192,705.20 is: 289,053.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,740.70 : 1,187,594.41 = 192,705.20 : x
  2. Step 2: Convert to fraction form
    791,740.70/1,187,594.41 = 192,705.20/x
  3. Step 3: Cross multiply
    791,740.70x = 1,187,594.41 × 192,705.20
  4. Step 4: Simplify right side
    791,740.70x = 228,855,618,297.93
  5. Step 5: Solve for x
    x = 228,855,618,297.93/791,740.70
  6. Step 6: Final answer
    x = 289,053.75

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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.