Finding the Fourth Proportional to 774,206.52, 1,068,377.46 and 434,689.08
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Solution
The fourth proportional to 774,206.52, 1,068,377.46 and 434,689.08 is: 599,855.47
Step by Step Solution
- Step 1: Write the proportion equation
774,206.52 : 1,068,377.46 = 434,689.08 : x - Step 2: Convert to fraction form
774,206.52/1,068,377.46 = 434,689.08/x - Step 3: Cross multiply
774,206.52x = 1,068,377.46 × 434,689.08 - Step 4: Simplify right side
774,206.52x = 464,412,015,180.14 - Step 5: Solve for x
x = 464,412,015,180.14/774,206.52 - Step 6: Final answer
x = 599,855.47
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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.