Home / 301,826.36-416,530.88-165,872.72

Finding the Fourth Proportional to 301,826.36, 416,530.88 and 165,872.72

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Solution

The fourth proportional to 301,826.36, 416,530.88 and 165,872.72 is: 228,910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,826.36 : 416,530.88 = 165,872.72 : x
  2. Step 2: Convert to fraction form
    301,826.36/416,530.88 = 165,872.72/x
  3. Step 3: Cross multiply
    301,826.36x = 416,530.88 × 165,872.72
  4. Step 4: Simplify right side
    301,826.36x = 69,091,110,029.59
  5. Step 5: Solve for x
    x = 69,091,110,029.59/301,826.36
  6. Step 6: Final answer
    x = 228,910.13

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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.