Home / 354,619.38-531,485.81-227,922.42

Finding the Fourth Proportional to 354,619.38, 531,485.81 and 227,922.42

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Solution

The fourth proportional to 354,619.38, 531,485.81 and 227,922.42 is: 341,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,619.38 : 531,485.81 = 227,922.42 : x
  2. Step 2: Convert to fraction form
    354,619.38/531,485.81 = 227,922.42/x
  3. Step 3: Cross multiply
    354,619.38x = 531,485.81 × 227,922.42
  4. Step 4: Simplify right side
    354,619.38x = 121,137,533,719.03
  5. Step 5: Solve for x
    x = 121,137,533,719.03/354,619.38
  6. Step 6: Final answer
    x = 341,598.74

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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.