Home / 465,981.26-698,856.24-199,711.58

Finding the Fourth Proportional to 465,981.26, 698,856.24 and 199,711.58

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Solution

The fourth proportional to 465,981.26, 698,856.24 and 199,711.58 is: 299,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,981.26 : 698,856.24 = 199,711.58 : x
  2. Step 2: Convert to fraction form
    465,981.26/698,856.24 = 199,711.58/x
  3. Step 3: Cross multiply
    465,981.26x = 698,856.24 × 199,711.58
  4. Step 4: Simplify right side
    465,981.26x = 139,569,683,883.26
  5. Step 5: Solve for x
    x = 139,569,683,883.26/465,981.26
  6. Step 6: Final answer
    x = 299,517.80

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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.