Finding the Fourth Proportional to 476,208.08, 657,165.24 and 261,351.68
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Solution
The fourth proportional to 476,208.08, 657,165.24 and 261,351.68 is: 360,664.27
Step by Step Solution
- Step 1: Write the proportion equation
476,208.08 : 657,165.24 = 261,351.68 : x - Step 2: Convert to fraction form
476,208.08/657,165.24 = 261,351.68/x - Step 3: Cross multiply
476,208.08x = 657,165.24 × 261,351.68 - Step 4: Simplify right side
476,208.08x = 171,751,239,511.60 - Step 5: Solve for x
x = 171,751,239,511.60/476,208.08 - Step 6: Final answer
x = 360,664.27
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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.