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Finding the Fourth Proportional to 457,300.38, 685,703.16 and 363,136.36

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Solution

The fourth proportional to 457,300.38, 685,703.16 and 363,136.36 is: 544,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,300.38 : 685,703.16 = 363,136.36 : x
  2. Step 2: Convert to fraction form
    457,300.38/685,703.16 = 363,136.36/x
  3. Step 3: Cross multiply
    457,300.38x = 685,703.16 × 363,136.36
  4. Step 4: Simplify right side
    457,300.38x = 249,003,749,562.90
  5. Step 5: Solve for x
    x = 249,003,749,562.90/457,300.38
  6. Step 6: Final answer
    x = 544,508.07

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