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Finding the Fourth Proportional to 492,280.64, 738,420.90 and 118,303.64

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Solution

The fourth proportional to 492,280.64, 738,420.90 and 118,303.64 is: 177,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,280.64 : 738,420.90 = 118,303.64 : x
  2. Step 2: Convert to fraction form
    492,280.64/738,420.90 = 118,303.64/x
  3. Step 3: Cross multiply
    492,280.64x = 738,420.90 × 118,303.64
  4. Step 4: Simplify right side
    492,280.64x = 87,357,880,322.08
  5. Step 5: Solve for x
    x = 87,357,880,322.08/492,280.64
  6. Step 6: Final answer
    x = 177,455.45

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