Finding the Fourth Proportional to 904,725.20, 1,247,465.99 and 674,883.50
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Solution
The fourth proportional to 904,725.20, 1,247,465.99 and 674,883.50 is: 930,552.40
Step by Step Solution
- Step 1: Write the proportion equation
904,725.20 : 1,247,465.99 = 674,883.50 : x - Step 2: Convert to fraction form
904,725.20/1,247,465.99 = 674,883.50/x - Step 3: Cross multiply
904,725.20x = 1,247,465.99 × 674,883.50 - Step 4: Simplify right side
904,725.20x = 841,894,208,912.04 - Step 5: Solve for x
x = 841,894,208,912.04/904,725.20 - Step 6: Final answer
x = 930,552.40
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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.