Home / 494,915.38-682,985.04-268,560.88

Finding the Fourth Proportional to 494,915.38, 682,985.04 and 268,560.88

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Solution

The fourth proportional to 494,915.38, 682,985.04 and 268,560.88 is: 370,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,915.38 : 682,985.04 = 268,560.88 : x
  2. Step 2: Convert to fraction form
    494,915.38/682,985.04 = 268,560.88/x
  3. Step 3: Cross multiply
    494,915.38x = 682,985.04 × 268,560.88
  4. Step 4: Simplify right side
    494,915.38x = 183,423,063,369.24
  5. Step 5: Solve for x
    x = 183,423,063,369.24/494,915.38
  6. Step 6: Final answer
    x = 370,615.00

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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.