Home / 403,833.20-557,293.50-222,551.62

Finding the Fourth Proportional to 403,833.20, 557,293.50 and 222,551.62

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Solution

The fourth proportional to 403,833.20, 557,293.50 and 222,551.62 is: 307,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,833.20 : 557,293.50 = 222,551.62 : x
  2. Step 2: Convert to fraction form
    403,833.20/557,293.50 = 222,551.62/x
  3. Step 3: Cross multiply
    403,833.20x = 557,293.50 × 222,551.62
  4. Step 4: Simplify right side
    403,833.20x = 124,026,569,847.24
  5. Step 5: Solve for x
    x = 124,026,569,847.24/403,833.20
  6. Step 6: Final answer
    x = 307,123.27

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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.