Home / 465,683.10-697,940.25-199,130.22

Finding the Fourth Proportional to 465,683.10, 697,940.25 and 199,130.22

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Solution

The fourth proportional to 465,683.10, 697,940.25 and 199,130.22 is: 298,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,683.10 : 697,940.25 = 199,130.22 : x
  2. Step 2: Convert to fraction form
    465,683.10/697,940.25 = 199,130.22/x
  3. Step 3: Cross multiply
    465,683.10x = 697,940.25 × 199,130.22
  4. Step 4: Simplify right side
    465,683.10x = 138,980,995,529.36
  5. Step 5: Solve for x
    x = 138,980,995,529.36/465,683.10
  6. Step 6: Final answer
    x = 298,445.44

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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.