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Finding the Fourth Proportional to 470,779.20, 706,168.80 and 155,195.10

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Solution

The fourth proportional to 470,779.20, 706,168.80 and 155,195.10 is: 232,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,779.20 : 706,168.80 = 155,195.10 : x
  2. Step 2: Convert to fraction form
    470,779.20/706,168.80 = 155,195.10/x
  3. Step 3: Cross multiply
    470,779.20x = 706,168.80 × 155,195.10
  4. Step 4: Simplify right side
    470,779.20x = 109,593,937,532.88
  5. Step 5: Solve for x
    x = 109,593,937,532.88/470,779.20
  6. Step 6: Final answer
    x = 232,792.65

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