Finding the Fourth Proportional to 606,142.24, 909,213.40 and 336,435.94
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Solution
The fourth proportional to 606,142.24, 909,213.40 and 336,435.94 is: 504,653.93
Step by Step Solution
- Step 1: Write the proportion equation
606,142.24 : 909,213.40 = 336,435.94 : x - Step 2: Convert to fraction form
606,142.24/909,213.40 = 336,435.94/x - Step 3: Cross multiply
606,142.24x = 909,213.40 × 336,435.94 - Step 4: Simplify right side
606,142.24x = 305,892,064,889.60 - Step 5: Solve for x
x = 305,892,064,889.60/606,142.24 - Step 6: Final answer
x = 504,653.93
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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.