Home / 351,363.30-484,885.22-190,221.79

Finding the Fourth Proportional to 351,363.30, 484,885.22 and 190,221.79

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Solution

The fourth proportional to 351,363.30, 484,885.22 and 190,221.79 is: 262,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,363.30 : 484,885.22 = 190,221.79 : x
  2. Step 2: Convert to fraction form
    351,363.30/484,885.22 = 190,221.79/x
  3. Step 3: Cross multiply
    351,363.30x = 484,885.22 × 190,221.79
  4. Step 4: Simplify right side
    351,363.30x = 92,235,734,492.94
  5. Step 5: Solve for x
    x = 92,235,734,492.94/351,363.30
  6. Step 6: Final answer
    x = 262,508.16

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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.