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Finding the Fourth Proportional to 615,823.90, 922,180.65 and 404,316.70

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Solution

The fourth proportional to 615,823.90, 922,180.65 and 404,316.70 is: 605,453.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,823.90 : 922,180.65 = 404,316.70 : x
  2. Step 2: Convert to fraction form
    615,823.90/922,180.65 = 404,316.70/x
  3. Step 3: Cross multiply
    615,823.90x = 922,180.65 × 404,316.70
  4. Step 4: Simplify right side
    615,823.90x = 372,853,037,211.86
  5. Step 5: Solve for x
    x = 372,853,037,211.86/615,823.90
  6. Step 6: Final answer
    x = 605,453.99

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