Home / 928,689.44-1,393,035.93-254,779.97

Finding the Fourth Proportional to 928,689.44, 1,393,035.93 and 254,779.97

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Solution

The fourth proportional to 928,689.44, 1,393,035.93 and 254,779.97 is: 382,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,689.44 : 1,393,035.93 = 254,779.97 : x
  2. Step 2: Convert to fraction form
    928,689.44/1,393,035.93 = 254,779.97/x
  3. Step 3: Cross multiply
    928,689.44x = 1,393,035.93 × 254,779.97
  4. Step 4: Simplify right side
    928,689.44x = 354,917,645,489.14
  5. Step 5: Solve for x
    x = 354,917,645,489.14/928,689.44
  6. Step 6: Final answer
    x = 382,170.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.