Home / 307,301.04-461,014.20-174,240.72

Finding the Fourth Proportional to 307,301.04, 461,014.20 and 174,240.72

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Solution

The fourth proportional to 307,301.04, 461,014.20 and 174,240.72 is: 261,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,301.04 : 461,014.20 = 174,240.72 : x
  2. Step 2: Convert to fraction form
    307,301.04/461,014.20 = 174,240.72/x
  3. Step 3: Cross multiply
    307,301.04x = 461,014.20 × 174,240.72
  4. Step 4: Simplify right side
    307,301.04x = 80,327,446,138.22
  5. Step 5: Solve for x
    x = 80,327,446,138.22/307,301.04
  6. Step 6: Final answer
    x = 261,396.60

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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.