Home / 268,035.30-403,979.58-231,041.86

Finding the Fourth Proportional to 268,035.30, 403,979.58 and 231,041.86

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Solution

The fourth proportional to 268,035.30, 403,979.58 and 231,041.86 is: 348,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,035.30 : 403,979.58 = 231,041.86 : x
  2. Step 2: Convert to fraction form
    268,035.30/403,979.58 = 231,041.86/x
  3. Step 3: Cross multiply
    268,035.30x = 403,979.58 × 231,041.86
  4. Step 4: Simplify right side
    268,035.30x = 93,336,192,410.01
  5. Step 5: Solve for x
    x = 93,336,192,410.01/268,035.30
  6. Step 6: Final answer
    x = 348,223.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.