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Finding the Fourth Proportional to 330,537.51, 456,145.29 and 179,634.51

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Solution

The fourth proportional to 330,537.51, 456,145.29 and 179,634.51 is: 247,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,537.51 : 456,145.29 = 179,634.51 : x
  2. Step 2: Convert to fraction form
    330,537.51/456,145.29 = 179,634.51/x
  3. Step 3: Cross multiply
    330,537.51x = 456,145.29 × 179,634.51
  4. Step 4: Simplify right side
    330,537.51x = 81,939,435,657.96
  5. Step 5: Solve for x
    x = 81,939,435,657.96/330,537.51
  6. Step 6: Final answer
    x = 247,897.54

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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.