Finding the Fourth Proportional to 671,873.90, 927,207.23 and 365,959.49
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Solution
The fourth proportional to 671,873.90, 927,207.23 and 365,959.49 is: 505,035.66
Step by Step Solution
- Step 1: Write the proportion equation
671,873.90 : 927,207.23 = 365,959.49 : x - Step 2: Convert to fraction form
671,873.90/927,207.23 = 365,959.49/x - Step 3: Cross multiply
671,873.90x = 927,207.23 × 365,959.49 - Step 4: Simplify right side
671,873.90x = 339,320,278,549.28 - Step 5: Solve for x
x = 339,320,278,549.28/671,873.90 - Step 6: Final answer
x = 505,035.66
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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.