Home / 746,454-1,119,676.60-273,172.08

Finding the Fourth Proportional to 746,454, 1,119,676.60 and 273,172.08

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Solution

The fourth proportional to 746,454, 1,119,676.60 and 273,172.08 is: 409,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,454 : 1,119,676.60 = 273,172.08 : x
  2. Step 2: Convert to fraction form
    746,454/1,119,676.60 = 273,172.08/x
  3. Step 3: Cross multiply
    746,454x = 1,119,676.60 × 273,172.08
  4. Step 4: Simplify right side
    746,454x = 305,864,385,749.33
  5. Step 5: Solve for x
    x = 305,864,385,749.33/746,454
  6. Step 6: Final answer
    x = 409,756.51

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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.