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Finding the Fourth Proportional to 282,693.20, 424,039.80 and 124,840.40

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Solution

The fourth proportional to 282,693.20, 424,039.80 and 124,840.40 is: 187,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,693.20 : 424,039.80 = 124,840.40 : x
  2. Step 2: Convert to fraction form
    282,693.20/424,039.80 = 124,840.40/x
  3. Step 3: Cross multiply
    282,693.20x = 424,039.80 × 124,840.40
  4. Step 4: Simplify right side
    282,693.20x = 52,937,298,247.92
  5. Step 5: Solve for x
    x = 52,937,298,247.92/282,693.20
  6. Step 6: Final answer
    x = 187,260.60

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