Finding the Fourth Proportional to 1,068,348.92, 1,474,316.70 and 578,318.84
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Solution
The fourth proportional to 1,068,348.92, 1,474,316.70 and 578,318.84 is: 798,077.40
Step by Step Solution
- Step 1: Write the proportion equation
1,068,348.92 : 1,474,316.70 = 578,318.84 : x - Step 2: Convert to fraction form
1,068,348.92/1,474,316.70 = 578,318.84/x - Step 3: Cross multiply
1,068,348.92x = 1,474,316.70 × 578,318.84 - Step 4: Simplify right side
1,068,348.92x = 852,625,123,736.63 - Step 5: Solve for x
x = 852,625,123,736.63/1,068,348.92 - Step 6: Final answer
x = 798,077.40
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1.5x scale
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.