Home / 262,820.64-393,867.36-227,673.12

Finding the Fourth Proportional to 262,820.64, 393,867.36 and 227,673.12

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Solution

The fourth proportional to 262,820.64, 393,867.36 and 227,673.12 is: 341,194.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,820.64 : 393,867.36 = 227,673.12 : x
  2. Step 2: Convert to fraction form
    262,820.64/393,867.36 = 227,673.12/x
  3. Step 3: Cross multiply
    262,820.64x = 393,867.36 × 227,673.12
  4. Step 4: Simplify right side
    262,820.64x = 89,673,010,717.36
  5. Step 5: Solve for x
    x = 89,673,010,717.36/262,820.64
  6. Step 6: Final answer
    x = 341,194.70

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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.