Home / 465,683.84-697,941.80-199,131.52

Finding the Fourth Proportional to 465,683.84, 697,941.80 and 199,131.52

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Solution

The fourth proportional to 465,683.84, 697,941.80 and 199,131.52 is: 298,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,683.84 : 697,941.80 = 199,131.52 : x
  2. Step 2: Convert to fraction form
    465,683.84/697,941.80 = 199,131.52/x
  3. Step 3: Cross multiply
    465,683.84x = 697,941.80 × 199,131.52
  4. Step 4: Simplify right side
    465,683.84x = 138,982,211,505.54
  5. Step 5: Solve for x
    x = 138,982,211,505.54/465,683.84
  6. Step 6: Final answer
    x = 298,447.57

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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.