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Finding the Fourth Proportional to 652,330.40, 978,495.60 and 605,091.20

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Solution

The fourth proportional to 652,330.40, 978,495.60 and 605,091.20 is: 907,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,330.40 : 978,495.60 = 605,091.20 : x
  2. Step 2: Convert to fraction form
    652,330.40/978,495.60 = 605,091.20/x
  3. Step 3: Cross multiply
    652,330.40x = 978,495.60 × 605,091.20
  4. Step 4: Simplify right side
    652,330.40x = 592,079,076,798.72
  5. Step 5: Solve for x
    x = 592,079,076,798.72/652,330.40
  6. Step 6: Final answer
    x = 907,636.80

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