Home / 883,629.81-1,325,919.78-351,155.25

Finding the Fourth Proportional to 883,629.81, 1,325,919.78 and 351,155.25

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Solution

The fourth proportional to 883,629.81, 1,325,919.78 and 351,155.25 is: 526,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,629.81 : 1,325,919.78 = 351,155.25 : x
  2. Step 2: Convert to fraction form
    883,629.81/1,325,919.78 = 351,155.25/x
  3. Step 3: Cross multiply
    883,629.81x = 1,325,919.78 × 351,155.25
  4. Step 4: Simplify right side
    883,629.81x = 465,603,691,825.85
  5. Step 5: Solve for x
    x = 465,603,691,825.85/883,629.81
  6. Step 6: Final answer
    x = 526,921.67

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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.