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Finding the Fourth Proportional to 371,518.96, 512,702.10 and 210,369.64

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Solution

The fourth proportional to 371,518.96, 512,702.10 and 210,369.64 is: 290,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,518.96 : 512,702.10 = 210,369.64 : x
  2. Step 2: Convert to fraction form
    371,518.96/512,702.10 = 210,369.64/x
  3. Step 3: Cross multiply
    371,518.96x = 512,702.10 × 210,369.64
  4. Step 4: Simplify right side
    371,518.96x = 107,856,956,204.24
  5. Step 5: Solve for x
    x = 107,856,956,204.24/371,518.96
  6. Step 6: Final answer
    x = 290,313.46

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