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Finding the Fourth Proportional to 456,122.70, 684,329.85 and 156,795.30

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Solution

The fourth proportional to 456,122.70, 684,329.85 and 156,795.30 is: 235,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,122.70 : 684,329.85 = 156,795.30 : x
  2. Step 2: Convert to fraction form
    456,122.70/684,329.85 = 156,795.30/x
  3. Step 3: Cross multiply
    456,122.70x = 684,329.85 × 156,795.30
  4. Step 4: Simplify right side
    456,122.70x = 107,299,704,129.71
  5. Step 5: Solve for x
    x = 107,299,704,129.71/456,122.70
  6. Step 6: Final answer
    x = 235,243.07

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