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Finding the Fourth Proportional to 335,681.76, 503,518 and 136,000.48

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Solution

The fourth proportional to 335,681.76, 503,518 and 136,000.48 is: 203,998.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,681.76 : 503,518 = 136,000.48 : x
  2. Step 2: Convert to fraction form
    335,681.76/503,518 = 136,000.48/x
  3. Step 3: Cross multiply
    335,681.76x = 503,518 × 136,000.48
  4. Step 4: Simplify right side
    335,681.76x = 68,478,689,688.64
  5. Step 5: Solve for x
    x = 68,478,689,688.64/335,681.76
  6. Step 6: Final answer
    x = 203,998.84

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