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Finding the Fourth Proportional to 494,955.46, 683,038.51 and 268,600.96

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Solution

The fourth proportional to 494,955.46, 683,038.51 and 268,600.96 is: 370,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,955.46 : 683,038.51 = 268,600.96 : x
  2. Step 2: Convert to fraction form
    494,955.46/683,038.51 = 268,600.96/x
  3. Step 3: Cross multiply
    494,955.46x = 683,038.51 × 268,600.96
  4. Step 4: Simplify right side
    494,955.46x = 183,464,799,502.97
  5. Step 5: Solve for x
    x = 183,464,799,502.97/494,955.46
  6. Step 6: Final answer
    x = 370,669.31

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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.