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Finding the Fourth Proportional to 470,602.12, 705,990.66 and 155,071.48

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Solution

The fourth proportional to 470,602.12, 705,990.66 and 155,071.48 is: 232,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,602.12 : 705,990.66 = 155,071.48 : x
  2. Step 2: Convert to fraction form
    470,602.12/705,990.66 = 155,071.48/x
  3. Step 3: Cross multiply
    470,602.12x = 705,990.66 × 155,071.48
  4. Step 4: Simplify right side
    470,602.12x = 109,479,016,512.38
  5. Step 5: Solve for x
    x = 109,479,016,512.38/470,602.12
  6. Step 6: Final answer
    x = 232,636.05

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