Finding the Fourth Proportional to 755,817.70, 1,133,886.47 and 250,350.05
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Solution
The fourth proportional to 755,817.70, 1,133,886.47 and 250,350.05 is: 375,578.05
Step by Step Solution
- Step 1: Write the proportion equation
755,817.70 : 1,133,886.47 = 250,350.05 : x - Step 2: Convert to fraction form
755,817.70/1,133,886.47 = 250,350.05/x - Step 3: Cross multiply
755,817.70x = 1,133,886.47 × 250,350.05 - Step 4: Simplify right side
755,817.70x = 283,868,533,207.07 - Step 5: Solve for x
x = 283,868,533,207.07/755,817.70 - Step 6: Final answer
x = 375,578.05
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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.