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Finding the Fourth Proportional to 263,710.48, 363,920.88 and 156,333.28

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Solution

The fourth proportional to 263,710.48, 363,920.88 and 156,333.28 is: 215,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,710.48 : 363,920.88 = 156,333.28 : x
  2. Step 2: Convert to fraction form
    263,710.48/363,920.88 = 156,333.28/x
  3. Step 3: Cross multiply
    263,710.48x = 363,920.88 × 156,333.28
  4. Step 4: Simplify right side
    263,710.48x = 56,892,944,830.89
  5. Step 5: Solve for x
    x = 56,892,944,830.89/263,710.48
  6. Step 6: Final answer
    x = 215,740.17

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