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Finding the Fourth Proportional to 978,834.20, 1,468,251.30 and 730,002.20

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Solution

The fourth proportional to 978,834.20, 1,468,251.30 and 730,002.20 is: 1,095,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,834.20 : 1,468,251.30 = 730,002.20 : x
  2. Step 2: Convert to fraction form
    978,834.20/1,468,251.30 = 730,002.20/x
  3. Step 3: Cross multiply
    978,834.20x = 1,468,251.30 × 730,002.20
  4. Step 4: Simplify right side
    978,834.20x = 1,071,826,679,152.86
  5. Step 5: Solve for x
    x = 1,071,826,679,152.86/978,834.20
  6. Step 6: Final answer
    x = 1,095,003.30

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Why These Related Problems?

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