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Finding the Fourth Proportional to 327,051.68, 450,995.28 and 273,316.64

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Solution

The fourth proportional to 327,051.68, 450,995.28 and 273,316.64 is: 376,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,051.68 : 450,995.28 = 273,316.64 : x
  2. Step 2: Convert to fraction form
    327,051.68/450,995.28 = 273,316.64/x
  3. Step 3: Cross multiply
    327,051.68x = 450,995.28 × 273,316.64
  4. Step 4: Simplify right side
    327,051.68x = 123,264,514,585.46
  5. Step 5: Solve for x
    x = 123,264,514,585.46/327,051.68
  6. Step 6: Final answer
    x = 376,896.14

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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.