Home / 330,293.03-455,806.67-179,390.03

Finding the Fourth Proportional to 330,293.03, 455,806.67 and 179,390.03

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Solution

The fourth proportional to 330,293.03, 455,806.67 and 179,390.03 is: 247,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,293.03 : 455,806.67 = 179,390.03 : x
  2. Step 2: Convert to fraction form
    330,293.03/455,806.67 = 179,390.03/x
  3. Step 3: Cross multiply
    330,293.03x = 455,806.67 × 179,390.03
  4. Step 4: Simplify right side
    330,293.03x = 81,767,169,029.52
  5. Step 5: Solve for x
    x = 81,767,169,029.52/330,293.03
  6. Step 6: Final answer
    x = 247,559.48

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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.