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Finding the Fourth Proportional to 354,699.70, 532,049.55 and 221,730.10

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Solution

The fourth proportional to 354,699.70, 532,049.55 and 221,730.10 is: 332,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,699.70 : 532,049.55 = 221,730.10 : x
  2. Step 2: Convert to fraction form
    354,699.70/532,049.55 = 221,730.10/x
  3. Step 3: Cross multiply
    354,699.70x = 532,049.55 × 221,730.10
  4. Step 4: Simplify right side
    354,699.70x = 117,971,399,926.46
  5. Step 5: Solve for x
    x = 117,971,399,926.46/354,699.70
  6. Step 6: Final answer
    x = 332,595.15

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