Home / 330,543.96-456,137.82-179,637.72

Finding the Fourth Proportional to 330,543.96, 456,137.82 and 179,637.72

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Solution

The fourth proportional to 330,543.96, 456,137.82 and 179,637.72 is: 247,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,543.96 : 456,137.82 = 179,637.72 : x
  2. Step 2: Convert to fraction form
    330,543.96/456,137.82 = 179,637.72/x
  3. Step 3: Cross multiply
    330,543.96x = 456,137.82 × 179,637.72
  4. Step 4: Simplify right side
    330,543.96x = 81,939,557,990.57
  5. Step 5: Solve for x
    x = 81,939,557,990.57/330,543.96
  6. Step 6: Final answer
    x = 247,893.07

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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.