Home / 403,823.54-557,280.22-222,541.96

Finding the Fourth Proportional to 403,823.54, 557,280.22 and 222,541.96

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Solution

The fourth proportional to 403,823.54, 557,280.22 and 222,541.96 is: 307,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,823.54 : 557,280.22 = 222,541.96 : x
  2. Step 2: Convert to fraction form
    403,823.54/557,280.22 = 222,541.96/x
  3. Step 3: Cross multiply
    403,823.54x = 557,280.22 × 222,541.96
  4. Step 4: Simplify right side
    403,823.54x = 124,018,232,428.03
  5. Step 5: Solve for x
    x = 124,018,232,428.03/403,823.54
  6. Step 6: Final answer
    x = 307,109.96

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