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Finding the Fourth Proportional to 438,570.48, 605,193.48 and 247,602.72

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Solution

The fourth proportional to 438,570.48, 605,193.48 and 247,602.72 is: 341,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,570.48 : 605,193.48 = 247,602.72 : x
  2. Step 2: Convert to fraction form
    438,570.48/605,193.48 = 247,602.72/x
  3. Step 3: Cross multiply
    438,570.48x = 605,193.48 × 247,602.72
  4. Step 4: Simplify right side
    438,570.48x = 149,847,551,774.27
  5. Step 5: Solve for x
    x = 149,847,551,774.27/438,570.48
  6. Step 6: Final answer
    x = 341,672.68

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