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Finding the Fourth Proportional to 465,408.40, 698,458.20 and 185,126.80

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Solution

The fourth proportional to 465,408.40, 698,458.20 and 185,126.80 is: 277,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,408.40 : 698,458.20 = 185,126.80 : x
  2. Step 2: Convert to fraction form
    465,408.40/698,458.20 = 185,126.80/x
  3. Step 3: Cross multiply
    465,408.40x = 698,458.20 × 185,126.80
  4. Step 4: Simplify right side
    465,408.40x = 129,303,331,499.76
  5. Step 5: Solve for x
    x = 129,303,331,499.76/465,408.40
  6. Step 6: Final answer
    x = 277,827.67

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