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Finding the Fourth Proportional to 375,648.31, 563,478.63 and 105,782.93

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Solution

The fourth proportional to 375,648.31, 563,478.63 and 105,782.93 is: 158,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,648.31 : 563,478.63 = 105,782.93 : x
  2. Step 2: Convert to fraction form
    375,648.31/563,478.63 = 105,782.93/x
  3. Step 3: Cross multiply
    375,648.31x = 563,478.63 × 105,782.93
  4. Step 4: Simplify right side
    375,648.31x = 59,606,420,473.79
  5. Step 5: Solve for x
    x = 59,606,420,473.79/375,648.31
  6. Step 6: Final answer
    x = 158,676.13

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