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Finding the Fourth Proportional to 529,869.40, 794,804.10 and 361,907.80

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Solution

The fourth proportional to 529,869.40, 794,804.10 and 361,907.80 is: 542,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,869.40 : 794,804.10 = 361,907.80 : x
  2. Step 2: Convert to fraction form
    529,869.40/794,804.10 = 361,907.80/x
  3. Step 3: Cross multiply
    529,869.40x = 794,804.10 × 361,907.80
  4. Step 4: Simplify right side
    529,869.40x = 287,645,803,261.98
  5. Step 5: Solve for x
    x = 287,645,803,261.98/529,869.40
  6. Step 6: Final answer
    x = 542,861.70

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