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Finding the Fourth Proportional to 510,444.97, 704,401.63 and 281,000.40

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Solution

The fourth proportional to 510,444.97, 704,401.63 and 281,000.40 is: 387,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,444.97 : 704,401.63 = 281,000.40 : x
  2. Step 2: Convert to fraction form
    510,444.97/704,401.63 = 281,000.40/x
  3. Step 3: Cross multiply
    510,444.97x = 704,401.63 × 281,000.40
  4. Step 4: Simplify right side
    510,444.97x = 197,937,139,790.65
  5. Step 5: Solve for x
    x = 197,937,139,790.65/510,444.97
  6. Step 6: Final answer
    x = 387,773.71

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