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Finding the Fourth Proportional to 594,739.36, 820,722 and 322,794.40

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Solution

The fourth proportional to 594,739.36, 820,722 and 322,794.40 is: 445,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,739.36 : 820,722 = 322,794.40 : x
  2. Step 2: Convert to fraction form
    594,739.36/820,722 = 322,794.40/x
  3. Step 3: Cross multiply
    594,739.36x = 820,722 × 322,794.40
  4. Step 4: Simplify right side
    594,739.36x = 264,924,465,556.80
  5. Step 5: Solve for x
    x = 264,924,465,556.80/594,739.36
  6. Step 6: Final answer
    x = 445,446.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.