Home / 307,986.10-461,633.55-174,930.10

Finding the Fourth Proportional to 307,986.10, 461,633.55 and 174,930.10

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Solution

The fourth proportional to 307,986.10, 461,633.55 and 174,930.10 is: 262,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,986.10 : 461,633.55 = 174,930.10 : x
  2. Step 2: Convert to fraction form
    307,986.10/461,633.55 = 174,930.10/x
  3. Step 3: Cross multiply
    307,986.10x = 461,633.55 × 174,930.10
  4. Step 4: Simplify right side
    307,986.10x = 80,753,603,064.86
  5. Step 5: Solve for x
    x = 80,753,603,064.86/307,986.10
  6. Step 6: Final answer
    x = 262,198.86

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1.5x scale

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.