Finding the Fourth Proportional to 345,083.51, 476,091.99 and 199,809.99
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Solution
The fourth proportional to 345,083.51, 476,091.99 and 199,809.99 is: 275,666.41
Step by Step Solution
- Step 1: Write the proportion equation
345,083.51 : 476,091.99 = 199,809.99 : x - Step 2: Convert to fraction form
345,083.51/476,091.99 = 199,809.99/x - Step 3: Cross multiply
345,083.51x = 476,091.99 × 199,809.99 - Step 4: Simplify right side
345,083.51x = 95,127,933,903.37 - Step 5: Solve for x
x = 95,127,933,903.37/345,083.51 - Step 6: Final answer
x = 275,666.41
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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.