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Finding the Fourth Proportional to 470,196.48, 705,294.74 and 115,207.44

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Solution

The fourth proportional to 470,196.48, 705,294.74 and 115,207.44 is: 172,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,196.48 : 705,294.74 = 115,207.44 : x
  2. Step 2: Convert to fraction form
    470,196.48/705,294.74 = 115,207.44/x
  3. Step 3: Cross multiply
    470,196.48x = 705,294.74 × 115,207.44
  4. Step 4: Simplify right side
    470,196.48x = 81,255,201,440.87
  5. Step 5: Solve for x
    x = 81,255,201,440.87/470,196.48
  6. Step 6: Final answer
    x = 172,811.16

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