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Finding the Fourth Proportional to 459,749.32, 689,401.86 and 160,222.84

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Solution

The fourth proportional to 459,749.32, 689,401.86 and 160,222.84 is: 240,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,749.32 : 689,401.86 = 160,222.84 : x
  2. Step 2: Convert to fraction form
    459,749.32/689,401.86 = 160,222.84/x
  3. Step 3: Cross multiply
    459,749.32x = 689,401.86 × 160,222.84
  4. Step 4: Simplify right side
    459,749.32x = 110,457,923,910.48
  5. Step 5: Solve for x
    x = 110,457,923,910.48/459,749.32
  6. Step 6: Final answer
    x = 240,256.85

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