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Finding the Fourth Proportional to 978,829.80, 1,468,244.70 and 829,530.60

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Solution

The fourth proportional to 978,829.80, 1,468,244.70 and 829,530.60 is: 1,244,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,829.80 : 1,468,244.70 = 829,530.60 : x
  2. Step 2: Convert to fraction form
    978,829.80/1,468,244.70 = 829,530.60/x
  3. Step 3: Cross multiply
    978,829.80x = 1,468,244.70 × 829,530.60
  4. Step 4: Simplify right side
    978,829.80x = 1,217,953,906,937.82
  5. Step 5: Solve for x
    x = 1,217,953,906,937.82/978,829.80
  6. Step 6: Final answer
    x = 1,244,295.90

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Why These Related Problems?

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