Finding the Fourth Proportional to 670,568.55, 925,395.57 and 364,650.99
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Solution
The fourth proportional to 670,568.55, 925,395.57 and 364,650.99 is: 503,224.33
Step by Step Solution
- Step 1: Write the proportion equation
670,568.55 : 925,395.57 = 364,650.99 : x - Step 2: Convert to fraction form
670,568.55/925,395.57 = 364,650.99/x - Step 3: Cross multiply
670,568.55x = 925,395.57 × 364,650.99 - Step 4: Simplify right side
670,568.55x = 337,446,410,742.11 - Step 5: Solve for x
x = 337,446,410,742.11/670,568.55 - Step 6: Final answer
x = 503,224.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.