Finding the Fourth Proportional to 774,218.52, 1,068,394.02 and 434,701.08
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Solution
The fourth proportional to 774,218.52, 1,068,394.02 and 434,701.08 is: 599,872.03
Step by Step Solution
- Step 1: Write the proportion equation
774,218.52 : 1,068,394.02 = 434,701.08 : x - Step 2: Convert to fraction form
774,218.52/1,068,394.02 = 434,701.08/x - Step 3: Cross multiply
774,218.52x = 1,068,394.02 × 434,701.08 - Step 4: Simplify right side
774,218.52x = 464,432,034,359.54 - Step 5: Solve for x
x = 464,432,034,359.54/774,218.52 - Step 6: Final answer
x = 599,872.03
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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.