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Finding the Fourth Proportional to 347,790.60, 521,783.10 and 170,303.40

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Solution

The fourth proportional to 347,790.60, 521,783.10 and 170,303.40 is: 255,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,790.60 : 521,783.10 = 170,303.40 : x
  2. Step 2: Convert to fraction form
    347,790.60/521,783.10 = 170,303.40/x
  3. Step 3: Cross multiply
    347,790.60x = 521,783.10 × 170,303.40
  4. Step 4: Simplify right side
    347,790.60x = 88,861,435,992.54
  5. Step 5: Solve for x
    x = 88,861,435,992.54/347,790.60
  6. Step 6: Final answer
    x = 255,502.70

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