Finding the Fourth Proportional to 476,151.30, 657,086.88 and 261,294.96
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Solution
The fourth proportional to 476,151.30, 657,086.88 and 261,294.96 is: 360,585.99
Step by Step Solution
- Step 1: Write the proportion equation
476,151.30 : 657,086.88 = 261,294.96 : x - Step 2: Convert to fraction form
476,151.30/657,086.88 = 261,294.96/x - Step 3: Cross multiply
476,151.30x = 657,086.88 × 261,294.96 - Step 4: Simplify right side
476,151.30x = 171,693,490,026.13 - Step 5: Solve for x
x = 171,693,490,026.13/476,151.30 - Step 6: Final answer
x = 360,585.99
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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.