Home / 286,820.82-395,920.98-246,372.66

Finding the Fourth Proportional to 286,820.82, 395,920.98 and 246,372.66

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Solution

The fourth proportional to 286,820.82, 395,920.98 and 246,372.66 is: 340,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,820.82 : 395,920.98 = 246,372.66 : x
  2. Step 2: Convert to fraction form
    286,820.82/395,920.98 = 246,372.66/x
  3. Step 3: Cross multiply
    286,820.82x = 395,920.98 × 246,372.66
  4. Step 4: Simplify right side
    286,820.82x = 97,544,104,992.41
  5. Step 5: Solve for x
    x = 97,544,104,992.41/286,820.82
  6. Step 6: Final answer
    x = 340,087.25

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1.5x scale

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.