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Finding the Fourth Proportional to 424,835.22, 586,203.98 and 243,513.78

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Solution

The fourth proportional to 424,835.22, 586,203.98 and 243,513.78 is: 336,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,835.22 : 586,203.98 = 243,513.78 : x
  2. Step 2: Convert to fraction form
    424,835.22/586,203.98 = 243,513.78/x
  3. Step 3: Cross multiply
    424,835.22x = 586,203.98 × 243,513.78
  4. Step 4: Simplify right side
    424,835.22x = 142,748,747,020.84
  5. Step 5: Solve for x
    x = 142,748,747,020.84/424,835.22
  6. Step 6: Final answer
    x = 336,009.68

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