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Finding the Fourth Proportional to 978,336.20, 1,467,504.30 and 710,647.40

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Solution

The fourth proportional to 978,336.20, 1,467,504.30 and 710,647.40 is: 1,065,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,336.20 : 1,467,504.30 = 710,647.40 : x
  2. Step 2: Convert to fraction form
    978,336.20/1,467,504.30 = 710,647.40/x
  3. Step 3: Cross multiply
    978,336.20x = 1,467,504.30 × 710,647.40
  4. Step 4: Simplify right side
    978,336.20x = 1,042,878,115,283.82
  5. Step 5: Solve for x
    x = 1,042,878,115,283.82/978,336.20
  6. Step 6: Final answer
    x = 1,065,971.10

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Why These Related Problems?

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