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Finding the Fourth Proportional to 326,342.93, 450,398.07 and 183,111.44

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Solution

The fourth proportional to 326,342.93, 450,398.07 and 183,111.44 is: 252,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,342.93 : 450,398.07 = 183,111.44 : x
  2. Step 2: Convert to fraction form
    326,342.93/450,398.07 = 183,111.44/x
  3. Step 3: Cross multiply
    326,342.93x = 450,398.07 × 183,111.44
  4. Step 4: Simplify right side
    326,342.93x = 82,473,036,918.93
  5. Step 5: Solve for x
    x = 82,473,036,918.93/326,342.93
  6. Step 6: Final answer
    x = 252,718.94

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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.