Finding the Fourth Proportional to 448,357.08, 673,297.56 and 299,553.60
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Solution
The fourth proportional to 448,357.08, 673,297.56 and 299,553.60 is: 449,839.46
Step by Step Solution
- Step 1: Write the proportion equation
448,357.08 : 673,297.56 = 299,553.60 : x - Step 2: Convert to fraction form
448,357.08/673,297.56 = 299,553.60/x - Step 3: Cross multiply
448,357.08x = 673,297.56 × 299,553.60 - Step 4: Simplify right side
448,357.08x = 201,688,707,969.22 - Step 5: Solve for x
x = 201,688,707,969.22/448,357.08 - Step 6: Final answer
x = 449,839.46
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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.