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Finding the Fourth Proportional to 473,688.28, 709,259.18 and 360,830.88

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Solution

The fourth proportional to 473,688.28, 709,259.18 and 360,830.88 is: 540,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,688.28 : 709,259.18 = 360,830.88 : x
  2. Step 2: Convert to fraction form
    473,688.28/709,259.18 = 360,830.88/x
  3. Step 3: Cross multiply
    473,688.28x = 709,259.18 × 360,830.88
  4. Step 4: Simplify right side
    473,688.28x = 255,922,614,067.48
  5. Step 5: Solve for x
    x = 255,922,614,067.48/473,688.28
  6. Step 6: Final answer
    x = 540,276.43

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