Home / 403,588.14-556,976.91-222,300.02

Finding the Fourth Proportional to 403,588.14, 556,976.91 and 222,300.02

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Solution

The fourth proportional to 403,588.14, 556,976.91 and 222,300.02 is: 306,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,588.14 : 556,976.91 = 222,300.02 : x
  2. Step 2: Convert to fraction form
    403,588.14/556,976.91 = 222,300.02/x
  3. Step 3: Cross multiply
    403,588.14x = 556,976.91 × 222,300.02
  4. Step 4: Simplify right side
    403,588.14x = 123,815,975,447.65
  5. Step 5: Solve for x
    x = 123,815,975,447.65/403,588.14
  6. Step 6: Final answer
    x = 306,787.94

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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.