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Finding the Fourth Proportional to 577,134.40, 865,701.60 and 470,846.20

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Solution

The fourth proportional to 577,134.40, 865,701.60 and 470,846.20 is: 706,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,134.40 : 865,701.60 = 470,846.20 : x
  2. Step 2: Convert to fraction form
    577,134.40/865,701.60 = 470,846.20/x
  3. Step 3: Cross multiply
    577,134.40x = 865,701.60 × 470,846.20
  4. Step 4: Simplify right side
    577,134.40x = 407,612,308,693.92
  5. Step 5: Solve for x
    x = 407,612,308,693.92/577,134.40
  6. Step 6: Final answer
    x = 706,269.30

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