Home / 494,820.72-682,852.64-268,466.24

Finding the Fourth Proportional to 494,820.72, 682,852.64 and 268,466.24

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Solution

The fourth proportional to 494,820.72, 682,852.64 and 268,466.24 is: 370,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,820.72 : 682,852.64 = 268,466.24 : x
  2. Step 2: Convert to fraction form
    494,820.72/682,852.64 = 268,466.24/x
  3. Step 3: Cross multiply
    494,820.72x = 682,852.64 × 268,466.24
  4. Step 4: Simplify right side
    494,820.72x = 183,322,880,734.87
  5. Step 5: Solve for x
    x = 183,322,880,734.87/494,820.72
  6. Step 6: Final answer
    x = 370,483.44

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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.