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Finding the Fourth Proportional to 292,475.86, 438,779.49 and 105,487.36

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Solution

The fourth proportional to 292,475.86, 438,779.49 and 105,487.36 is: 158,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,475.86 : 438,779.49 = 105,487.36 : x
  2. Step 2: Convert to fraction form
    292,475.86/438,779.49 = 105,487.36/x
  3. Step 3: Cross multiply
    292,475.86x = 438,779.49 × 105,487.36
  4. Step 4: Simplify right side
    292,475.86x = 46,285,690,022.25
  5. Step 5: Solve for x
    x = 46,285,690,022.25/292,475.86
  6. Step 6: Final answer
    x = 158,254.74

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