Home / 837,448.72-1,256,176.68-268,916.20

Finding the Fourth Proportional to 837,448.72, 1,256,176.68 and 268,916.20

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Solution

The fourth proportional to 837,448.72, 1,256,176.68 and 268,916.20 is: 403,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,448.72 : 1,256,176.68 = 268,916.20 : x
  2. Step 2: Convert to fraction form
    837,448.72/1,256,176.68 = 268,916.20/x
  3. Step 3: Cross multiply
    837,448.72x = 1,256,176.68 × 268,916.20
  4. Step 4: Simplify right side
    837,448.72x = 337,806,259,314.22
  5. Step 5: Solve for x
    x = 337,806,259,314.22/837,448.72
  6. Step 6: Final answer
    x = 403,375.46

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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.