Home / 403,508.17-556,845.47-222,223.69

Finding the Fourth Proportional to 403,508.17, 556,845.47 and 222,223.69

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Solution

The fourth proportional to 403,508.17, 556,845.47 and 222,223.69 is: 306,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,508.17 : 556,845.47 = 222,223.69 : x
  2. Step 2: Convert to fraction form
    403,508.17/556,845.47 = 222,223.69/x
  3. Step 3: Cross multiply
    403,508.17x = 556,845.47 × 222,223.69
  4. Step 4: Simplify right side
    403,508.17x = 123,744,255,103.18
  5. Step 5: Solve for x
    x = 123,744,255,103.18/403,508.17
  6. Step 6: Final answer
    x = 306,671.00

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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.