Finding the Fourth Proportional to 436,310.24, 601,611.71 and 307,207.44
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Solution
The fourth proportional to 436,310.24, 601,611.71 and 307,207.44 is: 423,596.74
Step by Step Solution
- Step 1: Write the proportion equation
436,310.24 : 601,611.71 = 307,207.44 : x - Step 2: Convert to fraction form
436,310.24/601,611.71 = 307,207.44/x - Step 3: Cross multiply
436,310.24x = 601,611.71 × 307,207.44 - Step 4: Simplify right side
436,310.24x = 184,819,591,767.09 - Step 5: Solve for x
x = 184,819,591,767.09/436,310.24 - Step 6: Final answer
x = 423,596.74
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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.