Home / 848,039.36-1,271,560.88-342,616.37

Finding the Fourth Proportional to 848,039.36, 1,271,560.88 and 342,616.37

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Solution

The fourth proportional to 848,039.36, 1,271,560.88 and 342,616.37 is: 513,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,039.36 : 1,271,560.88 = 342,616.37 : x
  2. Step 2: Convert to fraction form
    848,039.36/1,271,560.88 = 342,616.37/x
  3. Step 3: Cross multiply
    848,039.36x = 1,271,560.88 × 342,616.37
  4. Step 4: Simplify right side
    848,039.36x = 435,657,567,438.34
  5. Step 5: Solve for x
    x = 435,657,567,438.34/848,039.36
  6. Step 6: Final answer
    x = 513,723.29

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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.