Home / 837,813.24-1,256,914.26-276,813.72

Finding the Fourth Proportional to 837,813.24, 1,256,914.26 and 276,813.72

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Solution

The fourth proportional to 837,813.24, 1,256,914.26 and 276,813.72 is: 415,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,813.24 : 1,256,914.26 = 276,813.72 : x
  2. Step 2: Convert to fraction form
    837,813.24/1,256,914.26 = 276,813.72/x
  3. Step 3: Cross multiply
    837,813.24x = 1,256,914.26 × 276,813.72
  4. Step 4: Simplify right side
    837,813.24x = 347,931,112,031.65
  5. Step 5: Solve for x
    x = 347,931,112,031.65/837,813.24
  6. Step 6: Final answer
    x = 415,284.81

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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.