Home / 403,849.96-557,324.63-222,573.58

Finding the Fourth Proportional to 403,849.96, 557,324.63 and 222,573.58

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Solution

The fourth proportional to 403,849.96, 557,324.63 and 222,573.58 is: 307,157.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,849.96 : 557,324.63 = 222,573.58 : x
  2. Step 2: Convert to fraction form
    403,849.96/557,324.63 = 222,573.58/x
  3. Step 3: Cross multiply
    403,849.96x = 557,324.63 × 222,573.58
  4. Step 4: Simplify right side
    403,849.96x = 124,045,737,284.40
  5. Step 5: Solve for x
    x = 124,045,737,284.40/403,849.96
  6. Step 6: Final answer
    x = 307,157.98

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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.