Home / 571,134.42-856,744.11-171,743.22

Finding the Fourth Proportional to 571,134.42, 856,744.11 and 171,743.22

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Solution

The fourth proportional to 571,134.42, 856,744.11 and 171,743.22 is: 257,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,134.42 : 856,744.11 = 171,743.22 : x
  2. Step 2: Convert to fraction form
    571,134.42/856,744.11 = 171,743.22/x
  3. Step 3: Cross multiply
    571,134.42x = 856,744.11 × 171,743.22
  4. Step 4: Simplify right side
    571,134.42x = 147,139,992,167.43
  5. Step 5: Solve for x
    x = 147,139,992,167.43/571,134.42
  6. Step 6: Final answer
    x = 257,627.60

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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.