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Finding the Fourth Proportional to 389,122.60, 583,359.90 and 164,655.40

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Solution

The fourth proportional to 389,122.60, 583,359.90 and 164,655.40 is: 246,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,122.60 : 583,359.90 = 164,655.40 : x
  2. Step 2: Convert to fraction form
    389,122.60/583,359.90 = 164,655.40/x
  3. Step 3: Cross multiply
    389,122.60x = 583,359.90 × 164,655.40
  4. Step 4: Simplify right side
    389,122.60x = 96,053,357,678.46
  5. Step 5: Solve for x
    x = 96,053,357,678.46/389,122.60
  6. Step 6: Final answer
    x = 246,846.00

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