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Finding the Fourth Proportional to 689,165.34, 950,908.81 and 402,630.07

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Solution

The fourth proportional to 689,165.34, 950,908.81 and 402,630.07 is: 555,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,165.34 : 950,908.81 = 402,630.07 : x
  2. Step 2: Convert to fraction form
    689,165.34/950,908.81 = 402,630.07/x
  3. Step 3: Cross multiply
    689,165.34x = 950,908.81 × 402,630.07
  4. Step 4: Simplify right side
    689,165.34x = 382,864,480,733.92
  5. Step 5: Solve for x
    x = 382,864,480,733.92/689,165.34
  6. Step 6: Final answer
    x = 555,548.08

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