Home / 848,791.54-1,273,748.19-399,640.84

Finding the Fourth Proportional to 848,791.54, 1,273,748.19 and 399,640.84

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Solution

The fourth proportional to 848,791.54, 1,273,748.19 and 399,640.84 is: 599,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,791.54 : 1,273,748.19 = 399,640.84 : x
  2. Step 2: Convert to fraction form
    848,791.54/1,273,748.19 = 399,640.84/x
  3. Step 3: Cross multiply
    848,791.54x = 1,273,748.19 × 399,640.84
  4. Step 4: Simplify right side
    848,791.54x = 509,041,796,600.08
  5. Step 5: Solve for x
    x = 509,041,796,600.08/848,791.54
  6. Step 6: Final answer
    x = 599,725.34

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1.5x scale

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.