Home / 494,783.02-682,801.86-268,428.52

Finding the Fourth Proportional to 494,783.02, 682,801.86 and 268,428.52

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Solution

The fourth proportional to 494,783.02, 682,801.86 and 268,428.52 is: 370,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,783.02 : 682,801.86 = 268,428.52 : x
  2. Step 2: Convert to fraction form
    494,783.02/682,801.86 = 268,428.52/x
  3. Step 3: Cross multiply
    494,783.02x = 682,801.86 × 268,428.52
  4. Step 4: Simplify right side
    494,783.02x = 183,283,492,733.05
  5. Step 5: Solve for x
    x = 183,283,492,733.05/494,783.02
  6. Step 6: Final answer
    x = 370,432.06

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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.