Home / 403,351.43-556,603.84-222,027.94

Finding the Fourth Proportional to 403,351.43, 556,603.84 and 222,027.94

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Solution

The fourth proportional to 403,351.43, 556,603.84 and 222,027.94 is: 306,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,351.43 : 556,603.84 = 222,027.94 : x
  2. Step 2: Convert to fraction form
    403,351.43/556,603.84 = 222,027.94/x
  3. Step 3: Cross multiply
    403,351.43x = 556,603.84 × 222,027.94
  4. Step 4: Simplify right side
    403,351.43x = 123,581,607,154.48
  5. Step 5: Solve for x
    x = 123,581,607,154.48/403,351.43
  6. Step 6: Final answer
    x = 306,386.93

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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.