Finding the Fourth Proportional to 448,090.48, 618,082.28 and 266,666.99
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Solution
The fourth proportional to 448,090.48, 618,082.28 and 266,666.99 is: 367,832.27
Step by Step Solution
- Step 1: Write the proportion equation
448,090.48 : 618,082.28 = 266,666.99 : x - Step 2: Convert to fraction form
448,090.48/618,082.28 = 266,666.99/x - Step 3: Cross multiply
448,090.48x = 618,082.28 × 266,666.99 - Step 4: Simplify right side
448,090.48x = 164,822,137,756.19 - Step 5: Solve for x
x = 164,822,137,756.19/448,090.48 - Step 6: Final answer
x = 367,832.27
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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.