Home / 403,569.63-556,929.82-222,287.98

Finding the Fourth Proportional to 403,569.63, 556,929.82 and 222,287.98

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Solution

The fourth proportional to 403,569.63, 556,929.82 and 222,287.98 is: 306,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,569.63 : 556,929.82 = 222,287.98 : x
  2. Step 2: Convert to fraction form
    403,569.63/556,929.82 = 222,287.98/x
  3. Step 3: Cross multiply
    403,569.63x = 556,929.82 × 222,287.98
  4. Step 4: Simplify right side
    403,569.63x = 123,798,804,689.56
  5. Step 5: Solve for x
    x = 123,798,804,689.56/403,569.63
  6. Step 6: Final answer
    x = 306,759.47

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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.