Home / 790,440.84-1,185,664.22-191,401

Finding the Fourth Proportional to 790,440.84, 1,185,664.22 and 191,401

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Solution

The fourth proportional to 790,440.84, 1,185,664.22 and 191,401 is: 287,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,440.84 : 1,185,664.22 = 191,401 : x
  2. Step 2: Convert to fraction form
    790,440.84/1,185,664.22 = 191,401/x
  3. Step 3: Cross multiply
    790,440.84x = 1,185,664.22 × 191,401
  4. Step 4: Simplify right side
    790,440.84x = 226,937,317,372.22
  5. Step 5: Solve for x
    x = 226,937,317,372.22/790,440.84
  6. Step 6: Final answer
    x = 287,102.22

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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.