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Finding the Fourth Proportional to 797,812.04, 1,197,165 and 423,825.32

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Solution

The fourth proportional to 797,812.04, 1,197,165 and 423,825.32 is: 635,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,812.04 : 1,197,165 = 423,825.32 : x
  2. Step 2: Convert to fraction form
    797,812.04/1,197,165 = 423,825.32/x
  3. Step 3: Cross multiply
    797,812.04x = 1,197,165 × 423,825.32
  4. Step 4: Simplify right side
    797,812.04x = 507,388,839,217.80
  5. Step 5: Solve for x
    x = 507,388,839,217.80/797,812.04
  6. Step 6: Final answer
    x = 635,975.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.