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Finding the Fourth Proportional to 553,380.10, 831,176.40 and 535,220.71

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Solution

The fourth proportional to 553,380.10, 831,176.40 and 535,220.71 is: 803,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,380.10 : 831,176.40 = 535,220.71 : x
  2. Step 2: Convert to fraction form
    553,380.10/831,176.40 = 535,220.71/x
  3. Step 3: Cross multiply
    553,380.10x = 831,176.40 × 535,220.71
  4. Step 4: Simplify right side
    553,380.10x = 444,862,818,787.36
  5. Step 5: Solve for x
    x = 444,862,818,787.36/553,380.10
  6. Step 6: Final answer
    x = 803,901.01

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