Home / 403,818.91-557,273.83-222,537.34

Finding the Fourth Proportional to 403,818.91, 557,273.83 and 222,537.34

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Solution

The fourth proportional to 403,818.91, 557,273.83 and 222,537.34 is: 307,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,818.91 : 557,273.83 = 222,537.34 : x
  2. Step 2: Convert to fraction form
    403,818.91/557,273.83 = 222,537.34/x
  3. Step 3: Cross multiply
    403,818.91x = 557,273.83 × 222,537.34
  4. Step 4: Simplify right side
    403,818.91x = 124,014,233,830.28
  5. Step 5: Solve for x
    x = 124,014,233,830.28/403,818.91
  6. Step 6: Final answer
    x = 307,103.58

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1.5x scale

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.