Finding the Fourth Proportional to 448,486.36, 618,915.99 and 244,535.56
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Solution
The fourth proportional to 448,486.36, 618,915.99 and 244,535.56 is: 337,461.70
Step by Step Solution
- Step 1: Write the proportion equation
448,486.36 : 618,915.99 = 244,535.56 : x - Step 2: Convert to fraction form
448,486.36/618,915.99 = 244,535.56/x - Step 3: Cross multiply
448,486.36x = 618,915.99 × 244,535.56 - Step 4: Simplify right side
448,486.36x = 151,346,968,207.60 - Step 5: Solve for x
x = 151,346,968,207.60/448,486.36 - Step 6: Final answer
x = 337,461.70
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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.