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Finding the Fourth Proportional to 599,953.51, 827,943.69 and 328,021.71

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Solution

The fourth proportional to 599,953.51, 827,943.69 and 328,021.71 is: 452,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,953.51 : 827,943.69 = 328,021.71 : x
  2. Step 2: Convert to fraction form
    599,953.51/827,943.69 = 328,021.71/x
  3. Step 3: Cross multiply
    599,953.51x = 827,943.69 × 328,021.71
  4. Step 4: Simplify right side
    599,953.51x = 271,583,504,977.51
  5. Step 5: Solve for x
    x = 271,583,504,977.51/599,953.51
  6. Step 6: Final answer
    x = 452,674.25

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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.