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Finding the Fourth Proportional to 554,495.20, 832,035.83 and 393,430.15

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Solution

The fourth proportional to 554,495.20, 832,035.83 and 393,430.15 is: 590,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,495.20 : 832,035.83 = 393,430.15 : x
  2. Step 2: Convert to fraction form
    554,495.20/832,035.83 = 393,430.15/x
  3. Step 3: Cross multiply
    554,495.20x = 832,035.83 × 393,430.15
  4. Step 4: Simplify right side
    554,495.20x = 327,347,980,305.76
  5. Step 5: Solve for x
    x = 327,347,980,305.76/554,495.20
  6. Step 6: Final answer
    x = 590,353.14

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