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Finding the Fourth Proportional to 583,012.22, 872,543 and 358,514.78

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Solution

The fourth proportional to 583,012.22, 872,543 and 358,514.78 is: 536,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,012.22 : 872,543 = 358,514.78 : x
  2. Step 2: Convert to fraction form
    583,012.22/872,543 = 358,514.78/x
  3. Step 3: Cross multiply
    583,012.22x = 872,543 × 358,514.78
  4. Step 4: Simplify right side
    583,012.22x = 312,819,561,685.54
  5. Step 5: Solve for x
    x = 312,819,561,685.54/583,012.22
  6. Step 6: Final answer
    x = 536,557.47

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