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Finding the Fourth Proportional to 397,877.04, 549,068.76 and 216,599.04

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Solution

The fourth proportional to 397,877.04, 549,068.76 and 216,599.04 is: 298,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,877.04 : 549,068.76 = 216,599.04 : x
  2. Step 2: Convert to fraction form
    397,877.04/549,068.76 = 216,599.04/x
  3. Step 3: Cross multiply
    397,877.04x = 549,068.76 × 216,599.04
  4. Step 4: Simplify right side
    397,877.04x = 118,927,766,309.99
  5. Step 5: Solve for x
    x = 118,927,766,309.99/397,877.04
  6. Step 6: Final answer
    x = 298,905.83

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