Home / 403,873.26-557,343.27-222,584.79

Finding the Fourth Proportional to 403,873.26, 557,343.27 and 222,584.79

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Solution

The fourth proportional to 403,873.26, 557,343.27 and 222,584.79 is: 307,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,873.26 : 557,343.27 = 222,584.79 : x
  2. Step 2: Convert to fraction form
    403,873.26/557,343.27 = 222,584.79/x
  3. Step 3: Cross multiply
    403,873.26x = 557,343.27 × 222,584.79
  4. Step 4: Simplify right side
    403,873.26x = 124,056,134,710.86
  5. Step 5: Solve for x
    x = 124,056,134,710.86/403,873.26
  6. Step 6: Final answer
    x = 307,166.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.