Home / 403,302.32-556,538.04-222,010.48

Finding the Fourth Proportional to 403,302.32, 556,538.04 and 222,010.48

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Solution

The fourth proportional to 403,302.32, 556,538.04 and 222,010.48 is: 306,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,302.32 : 556,538.04 = 222,010.48 : x
  2. Step 2: Convert to fraction form
    403,302.32/556,538.04 = 222,010.48/x
  3. Step 3: Cross multiply
    403,302.32x = 556,538.04 × 222,010.48
  4. Step 4: Simplify right side
    403,302.32x = 123,557,277,398.66
  5. Step 5: Solve for x
    x = 123,557,277,398.66/403,302.32
  6. Step 6: Final answer
    x = 306,363.91

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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.