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Finding the Fourth Proportional to 357,815.61, 493,779.60 and 196,667.01

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Solution

The fourth proportional to 357,815.61, 493,779.60 and 196,667.01 is: 271,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,815.61 : 493,779.60 = 196,667.01 : x
  2. Step 2: Convert to fraction form
    357,815.61/493,779.60 = 196,667.01/x
  3. Step 3: Cross multiply
    357,815.61x = 493,779.60 × 196,667.01
  4. Step 4: Simplify right side
    357,815.61x = 97,110,157,531.00
  5. Step 5: Solve for x
    x = 97,110,157,531.00/357,815.61
  6. Step 6: Final answer
    x = 271,397.21

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