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Finding the Fourth Proportional to 530,174.20, 793,511.70 and 411,201.40

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Solution

The fourth proportional to 530,174.20, 793,511.70 and 411,201.40 is: 615,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,174.20 : 793,511.70 = 411,201.40 : x
  2. Step 2: Convert to fraction form
    530,174.20/793,511.70 = 411,201.40/x
  3. Step 3: Cross multiply
    530,174.20x = 793,511.70 × 411,201.40
  4. Step 4: Simplify right side
    530,174.20x = 326,293,121,956.38
  5. Step 5: Solve for x
    x = 326,293,121,956.38/530,174.20
  6. Step 6: Final answer
    x = 615,445.12

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