Home / 654,485.14-981,484.65-227,911.45

Finding the Fourth Proportional to 654,485.14, 981,484.65 and 227,911.45

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Solution

The fourth proportional to 654,485.14, 981,484.65 and 227,911.45 is: 341,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,485.14 : 981,484.65 = 227,911.45 : x
  2. Step 2: Convert to fraction form
    654,485.14/981,484.65 = 227,911.45/x
  3. Step 3: Cross multiply
    654,485.14x = 981,484.65 × 227,911.45
  4. Step 4: Simplify right side
    654,485.14x = 223,691,589,734.24
  5. Step 5: Solve for x
    x = 223,691,589,734.24/654,485.14
  6. Step 6: Final answer
    x = 341,782.53

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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.