Home / 848,559.25-1,271,998.09-398,474.43

Finding the Fourth Proportional to 848,559.25, 1,271,998.09 and 398,474.43

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Solution

The fourth proportional to 848,559.25, 1,271,998.09 and 398,474.43 is: 597,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,559.25 : 1,271,998.09 = 398,474.43 : x
  2. Step 2: Convert to fraction form
    848,559.25/1,271,998.09 = 398,474.43/x
  3. Step 3: Cross multiply
    848,559.25x = 1,271,998.09 × 398,474.43
  4. Step 4: Simplify right side
    848,559.25x = 506,858,709,601.94
  5. Step 5: Solve for x
    x = 506,858,709,601.94/848,559.25
  6. Step 6: Final answer
    x = 597,316.82

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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.