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Finding the Fourth Proportional to 385,269.40, 577,515.30 and 175,058.20

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Solution

The fourth proportional to 385,269.40, 577,515.30 and 175,058.20 is: 262,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,269.40 : 577,515.30 = 175,058.20 : x
  2. Step 2: Convert to fraction form
    385,269.40/577,515.30 = 175,058.20/x
  3. Step 3: Cross multiply
    385,269.40x = 577,515.30 × 175,058.20
  4. Step 4: Simplify right side
    385,269.40x = 101,098,788,890.46
  5. Step 5: Solve for x
    x = 101,098,788,890.46/385,269.40
  6. Step 6: Final answer
    x = 262,410.64

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