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Finding the Fourth Proportional to 453,384.60, 680,514.30 and 228,998.40

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Solution

The fourth proportional to 453,384.60, 680,514.30 and 228,998.40 is: 343,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,384.60 : 680,514.30 = 228,998.40 : x
  2. Step 2: Convert to fraction form
    453,384.60/680,514.30 = 228,998.40/x
  3. Step 3: Cross multiply
    453,384.60x = 680,514.30 × 228,998.40
  4. Step 4: Simplify right side
    453,384.60x = 155,836,685,877.12
  5. Step 5: Solve for x
    x = 155,836,685,877.12/453,384.60
  6. Step 6: Final answer
    x = 343,718.52

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