Finding the Fourth Proportional to 668,383.92, 922,374.36 and 366,580.08
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Solution
The fourth proportional to 668,383.92, 922,374.36 and 366,580.08 is: 505,883.01
Step by Step Solution
- Step 1: Write the proportion equation
668,383.92 : 922,374.36 = 366,580.08 : x - Step 2: Convert to fraction form
668,383.92/922,374.36 = 366,580.08/x - Step 3: Cross multiply
668,383.92x = 922,374.36 × 366,580.08 - Step 4: Simplify right side
668,383.92x = 338,124,066,678.75 - Step 5: Solve for x
x = 338,124,066,678.75/668,383.92 - Step 6: Final answer
x = 505,883.01
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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.