Home / 948,339.78-1,422,213.75-317,106.24

Finding the Fourth Proportional to 948,339.78, 1,422,213.75 and 317,106.24

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Solution

The fourth proportional to 948,339.78, 1,422,213.75 and 317,106.24 is: 475,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,339.78 : 1,422,213.75 = 317,106.24 : x
  2. Step 2: Convert to fraction form
    948,339.78/1,422,213.75 = 317,106.24/x
  3. Step 3: Cross multiply
    948,339.78x = 1,422,213.75 × 317,106.24
  4. Step 4: Simplify right side
    948,339.78x = 450,992,854,738.80
  5. Step 5: Solve for x
    x = 450,992,854,738.80/948,339.78
  6. Step 6: Final answer
    x = 475,560.41

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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.