Finding the Fourth Proportional to 773,446.62, 1,160,201.39 and 368,430.63
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Solution
The fourth proportional to 773,446.62, 1,160,201.39 and 368,430.63 is: 552,660.92
Step by Step Solution
- Step 1: Write the proportion equation
773,446.62 : 1,160,201.39 = 368,430.63 : x - Step 2: Convert to fraction form
773,446.62/1,160,201.39 = 368,430.63/x - Step 3: Cross multiply
773,446.62x = 1,160,201.39 × 368,430.63 - Step 4: Simplify right side
773,446.62x = 427,453,724,924.09 - Step 5: Solve for x
x = 427,453,724,924.09/773,446.62 - Step 6: Final answer
x = 552,660.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.