Finding the Fourth Proportional to 835,477.51, 1,253,153.97 and 266,918.68
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Solution
The fourth proportional to 835,477.51, 1,253,153.97 and 266,918.68 is: 400,358.12
Step by Step Solution
- Step 1: Write the proportion equation
835,477.51 : 1,253,153.97 = 266,918.68 : x - Step 2: Convert to fraction form
835,477.51/1,253,153.97 = 266,918.68/x - Step 3: Cross multiply
835,477.51x = 1,253,153.97 × 266,918.68 - Step 4: Simplify right side
835,477.51x = 334,490,203,509.16 - Step 5: Solve for x
x = 334,490,203,509.16/835,477.51 - Step 6: Final answer
x = 400,358.12
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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.