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Finding the Fourth Proportional to 554,378.60, 831,567.90 and 355,088.23

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Solution

The fourth proportional to 554,378.60, 831,567.90 and 355,088.23 is: 532,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,378.60 : 831,567.90 = 355,088.23 : x
  2. Step 2: Convert to fraction form
    554,378.60/831,567.90 = 355,088.23/x
  3. Step 3: Cross multiply
    554,378.60x = 831,567.90 × 355,088.23
  4. Step 4: Simplify right side
    554,378.60x = 295,279,973,735.82
  5. Step 5: Solve for x
    x = 295,279,973,735.82/554,378.60
  6. Step 6: Final answer
    x = 532,632.35

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