Home / 396,075.70-546,584.61-214,787.59

Finding the Fourth Proportional to 396,075.70, 546,584.61 and 214,787.59

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Solution

The fourth proportional to 396,075.70, 546,584.61 and 214,787.59 is: 296,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,075.70 : 546,584.61 = 214,787.59 : x
  2. Step 2: Convert to fraction form
    396,075.70/546,584.61 = 214,787.59/x
  3. Step 3: Cross multiply
    396,075.70x = 546,584.61 × 214,787.59
  4. Step 4: Simplify right side
    396,075.70x = 117,399,591,112.99
  5. Step 5: Solve for x
    x = 117,399,591,112.99/396,075.70
  6. Step 6: Final answer
    x = 296,406.95

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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.