Home / 403,557.72-556,887.31-222,235.44

Finding the Fourth Proportional to 403,557.72, 556,887.31 and 222,235.44

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Solution

The fourth proportional to 403,557.72, 556,887.31 and 222,235.44 is: 306,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,557.72 : 556,887.31 = 222,235.44 : x
  2. Step 2: Convert to fraction form
    403,557.72/556,887.31 = 222,235.44/x
  3. Step 3: Cross multiply
    403,557.72x = 556,887.31 × 222,235.44
  4. Step 4: Simplify right side
    403,557.72x = 123,760,096,368.27
  5. Step 5: Solve for x
    x = 123,760,096,368.27/403,557.72
  6. Step 6: Final answer
    x = 306,672.60

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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.