Finding the Fourth Proportional to 476,110.56, 657,042.48 and 261,238.08
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Solution
The fourth proportional to 476,110.56, 657,042.48 and 261,238.08 is: 360,513.99
Step by Step Solution
- Step 1: Write the proportion equation
476,110.56 : 657,042.48 = 261,238.08 : x - Step 2: Convert to fraction form
476,110.56/657,042.48 = 261,238.08/x - Step 3: Cross multiply
476,110.56x = 657,042.48 × 261,238.08 - Step 4: Simplify right side
476,110.56x = 171,644,515,953.64 - Step 5: Solve for x
x = 171,644,515,953.64/476,110.56 - Step 6: Final answer
x = 360,513.99
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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.