Home / 791,743.68-1,187,598.83-192,708.18

Finding the Fourth Proportional to 791,743.68, 1,187,598.83 and 192,708.18

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Solution

The fourth proportional to 791,743.68, 1,187,598.83 and 192,708.18 is: 289,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,743.68 : 1,187,598.83 = 192,708.18 : x
  2. Step 2: Convert to fraction form
    791,743.68/1,187,598.83 = 192,708.18/x
  3. Step 3: Cross multiply
    791,743.68x = 1,187,598.83 × 192,708.18
  4. Step 4: Simplify right side
    791,743.68x = 228,860,008,135.89
  5. Step 5: Solve for x
    x = 228,860,008,135.89/791,743.68
  6. Step 6: Final answer
    x = 289,058.21

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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.