Home / 331,429.14-497,034.27-131,799.06

Finding the Fourth Proportional to 331,429.14, 497,034.27 and 131,799.06

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Solution

The fourth proportional to 331,429.14, 497,034.27 and 131,799.06 is: 197,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,429.14 : 497,034.27 = 131,799.06 : x
  2. Step 2: Convert to fraction form
    331,429.14/497,034.27 = 131,799.06/x
  3. Step 3: Cross multiply
    331,429.14x = 497,034.27 × 131,799.06
  4. Step 4: Simplify right side
    331,429.14x = 65,508,649,573.79
  5. Step 5: Solve for x
    x = 65,508,649,573.79/331,429.14
  6. Step 6: Final answer
    x = 197,655.07

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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.