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Finding the Fourth Proportional to 385,264.60, 577,886.10 and 174,902.20

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Solution

The fourth proportional to 385,264.60, 577,886.10 and 174,902.20 is: 262,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,264.60 : 577,886.10 = 174,902.20 : x
  2. Step 2: Convert to fraction form
    385,264.60/577,886.10 = 174,902.20/x
  3. Step 3: Cross multiply
    385,264.60x = 577,886.10 × 174,902.20
  4. Step 4: Simplify right side
    385,264.60x = 101,073,550,239.42
  5. Step 5: Solve for x
    x = 101,073,550,239.42/385,264.60
  6. Step 6: Final answer
    x = 262,348.40

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