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Finding the Fourth Proportional to 356,841.80, 534,809.10 and 146,241.80

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Solution

The fourth proportional to 356,841.80, 534,809.10 and 146,241.80 is: 219,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,841.80 : 534,809.10 = 146,241.80 : x
  2. Step 2: Convert to fraction form
    356,841.80/534,809.10 = 146,241.80/x
  3. Step 3: Cross multiply
    356,841.80x = 534,809.10 × 146,241.80
  4. Step 4: Simplify right side
    356,841.80x = 78,211,445,440.38
  5. Step 5: Solve for x
    x = 78,211,445,440.38/356,841.80
  6. Step 6: Final answer
    x = 219,176.80

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