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Finding the Fourth Proportional to 515,273.81, 710,833.01 and 343,271.72

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Solution

The fourth proportional to 515,273.81, 710,833.01 and 343,271.72 is: 473,551.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,273.81 : 710,833.01 = 343,271.72 : x
  2. Step 2: Convert to fraction form
    515,273.81/710,833.01 = 343,271.72/x
  3. Step 3: Cross multiply
    515,273.81x = 710,833.01 × 343,271.72
  4. Step 4: Simplify right side
    515,273.81x = 244,008,870,036.20
  5. Step 5: Solve for x
    x = 244,008,870,036.20/515,273.81
  6. Step 6: Final answer
    x = 473,551.86

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