Home / 804,968.32-1,207,493.84-205,934.67

Finding the Fourth Proportional to 804,968.32, 1,207,493.84 and 205,934.67

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Solution

The fourth proportional to 804,968.32, 1,207,493.84 and 205,934.67 is: 308,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,968.32 : 1,207,493.84 = 205,934.67 : x
  2. Step 2: Convert to fraction form
    804,968.32/1,207,493.84 = 205,934.67/x
  3. Step 3: Cross multiply
    804,968.32x = 1,207,493.84 × 205,934.67
  4. Step 4: Simplify right side
    804,968.32x = 248,664,845,467.43
  5. Step 5: Solve for x
    x = 248,664,845,467.43/804,968.32
  6. Step 6: Final answer
    x = 308,912.59

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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.