Finding the Fourth Proportional to 904,571.68, 1,248,326.76 and 496,669.96
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Solution
The fourth proportional to 904,571.68, 1,248,326.76 and 496,669.96 is: 685,414.34
Step by Step Solution
- Step 1: Write the proportion equation
904,571.68 : 1,248,326.76 = 496,669.96 : x - Step 2: Convert to fraction form
904,571.68/1,248,326.76 = 496,669.96/x - Step 3: Cross multiply
904,571.68x = 1,248,326.76 × 496,669.96 - Step 4: Simplify right side
904,571.68x = 620,006,401,956.13 - Step 5: Solve for x
x = 620,006,401,956.13/904,571.68 - Step 6: Final answer
x = 685,414.34
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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.