Home / 948,339.03-1,422,212.63-317,105.49

Finding the Fourth Proportional to 948,339.03, 1,422,212.63 and 317,105.49

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Solution

The fourth proportional to 948,339.03, 1,422,212.63 and 317,105.49 is: 475,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,339.03 : 1,422,212.63 = 317,105.49 : x
  2. Step 2: Convert to fraction form
    948,339.03/1,422,212.63 = 317,105.49/x
  3. Step 3: Cross multiply
    948,339.03x = 1,422,212.63 × 317,105.49
  4. Step 4: Simplify right side
    948,339.03x = 450,991,431,334.81
  5. Step 5: Solve for x
    x = 450,991,431,334.81/948,339.03
  6. Step 6: Final answer
    x = 475,559.29

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Double scale
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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.