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Finding the Fourth Proportional to 978,329.40, 1,467,494.10 and 553,176.60

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Solution

The fourth proportional to 978,329.40, 1,467,494.10 and 553,176.60 is: 829,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,329.40 : 1,467,494.10 = 553,176.60 : x
  2. Step 2: Convert to fraction form
    978,329.40/1,467,494.10 = 553,176.60/x
  3. Step 3: Cross multiply
    978,329.40x = 1,467,494.10 × 553,176.60
  4. Step 4: Simplify right side
    978,329.40x = 811,783,396,758.06
  5. Step 5: Solve for x
    x = 811,783,396,758.06/978,329.40
  6. Step 6: Final answer
    x = 829,764.90

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Why These Related Problems?

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