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Finding the Fourth Proportional to 385,573.80, 532,098.41 and 211,159.29

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Solution

The fourth proportional to 385,573.80, 532,098.41 and 211,159.29 is: 291,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,573.80 : 532,098.41 = 211,159.29 : x
  2. Step 2: Convert to fraction form
    385,573.80/532,098.41 = 211,159.29/x
  3. Step 3: Cross multiply
    385,573.80x = 532,098.41 × 211,159.29
  4. Step 4: Simplify right side
    385,573.80x = 112,357,521,409.93
  5. Step 5: Solve for x
    x = 112,357,521,409.93/385,573.80
  6. Step 6: Final answer
    x = 291,403.41

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