Home / 671,034.78-1,006,902.09-271,970.46

Finding the Fourth Proportional to 671,034.78, 1,006,902.09 and 271,970.46

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Solution

The fourth proportional to 671,034.78, 1,006,902.09 and 271,970.46 is: 408,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,034.78 : 1,006,902.09 = 271,970.46 : x
  2. Step 2: Convert to fraction form
    671,034.78/1,006,902.09 = 271,970.46/x
  3. Step 3: Cross multiply
    671,034.78x = 1,006,902.09 × 271,970.46
  4. Step 4: Simplify right side
    671,034.78x = 273,847,624,592.26
  5. Step 5: Solve for x
    x = 273,847,624,592.26/671,034.78
  6. Step 6: Final answer
    x = 408,097.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.