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Finding the Fourth Proportional to 594,660.63, 820,632.09 and 322,728.46

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Solution

The fourth proportional to 594,660.63, 820,632.09 and 322,728.46 is: 445,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,660.63 : 820,632.09 = 322,728.46 : x
  2. Step 2: Convert to fraction form
    594,660.63/820,632.09 = 322,728.46/x
  3. Step 3: Cross multiply
    594,660.63x = 820,632.09 × 322,728.46
  4. Step 4: Simplify right side
    594,660.63x = 264,841,330,632.28
  5. Step 5: Solve for x
    x = 264,841,330,632.28/594,660.63
  6. Step 6: Final answer
    x = 445,365.51

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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.