Home / 273,583.56-377,702.28-208,542.18

Finding the Fourth Proportional to 273,583.56, 377,702.28 and 208,542.18

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Solution

The fourth proportional to 273,583.56, 377,702.28 and 208,542.18 is: 287,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,583.56 : 377,702.28 = 208,542.18 : x
  2. Step 2: Convert to fraction form
    273,583.56/377,702.28 = 208,542.18/x
  3. Step 3: Cross multiply
    273,583.56x = 377,702.28 × 208,542.18
  4. Step 4: Simplify right side
    273,583.56x = 78,766,856,862.17
  5. Step 5: Solve for x
    x = 78,766,856,862.17/273,583.56
  6. Step 6: Final answer
    x = 287,907.86

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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.