Home / 806,536.84-1,208,961.26-300,894.36

Finding the Fourth Proportional to 806,536.84, 1,208,961.26 and 300,894.36

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Solution

The fourth proportional to 806,536.84, 1,208,961.26 and 300,894.36 is: 451,026.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,536.84 : 1,208,961.26 = 300,894.36 : x
  2. Step 2: Convert to fraction form
    806,536.84/1,208,961.26 = 300,894.36/x
  3. Step 3: Cross multiply
    806,536.84x = 1,208,961.26 × 300,894.36
  4. Step 4: Simplify right side
    806,536.84x = 363,769,624,592.49
  5. Step 5: Solve for x
    x = 363,769,624,592.49/806,536.84
  6. Step 6: Final answer
    x = 451,026.67

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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.