Home / 403,284.60-556,548.59-222,013.37

Finding the Fourth Proportional to 403,284.60, 556,548.59 and 222,013.37

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Solution

The fourth proportional to 403,284.60, 556,548.59 and 222,013.37 is: 306,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,284.60 : 556,548.59 = 222,013.37 : x
  2. Step 2: Convert to fraction form
    403,284.60/556,548.59 = 222,013.37/x
  3. Step 3: Cross multiply
    403,284.60x = 556,548.59 × 222,013.37
  4. Step 4: Simplify right side
    403,284.60x = 123,561,229,981.05
  5. Step 5: Solve for x
    x = 123,561,229,981.05/403,284.60
  6. Step 6: Final answer
    x = 306,387.18

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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.