Home / 789,576.21-1,184,815.76-334,131.57

Finding the Fourth Proportional to 789,576.21, 1,184,815.76 and 334,131.57

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Solution

The fourth proportional to 789,576.21, 1,184,815.76 and 334,131.57 is: 501,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,576.21 : 1,184,815.76 = 334,131.57 : x
  2. Step 2: Convert to fraction form
    789,576.21/1,184,815.76 = 334,131.57/x
  3. Step 3: Cross multiply
    789,576.21x = 1,184,815.76 × 334,131.57
  4. Step 4: Simplify right side
    789,576.21x = 395,884,348,378.89
  5. Step 5: Solve for x
    x = 395,884,348,378.89/789,576.21
  6. Step 6: Final answer
    x = 501,388.39

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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.