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Finding the Fourth Proportional to 565,207.98, 780,001.07 and 307,085.01

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Solution

The fourth proportional to 565,207.98, 780,001.07 and 307,085.01 is: 423,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,207.98 : 780,001.07 = 307,085.01 : x
  2. Step 2: Convert to fraction form
    565,207.98/780,001.07 = 307,085.01/x
  3. Step 3: Cross multiply
    565,207.98x = 780,001.07 × 307,085.01
  4. Step 4: Simplify right side
    565,207.98x = 239,526,636,380.96
  5. Step 5: Solve for x
    x = 239,526,636,380.96/565,207.98
  6. Step 6: Final answer
    x = 423,784.95

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