Finding the Fourth Proportional to 461,616.96, 637,137.68 and 270,691.86
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Solution
The fourth proportional to 461,616.96, 637,137.68 and 270,691.86 is: 373,617.09
Step by Step Solution
- Step 1: Write the proportion equation
461,616.96 : 637,137.68 = 270,691.86 : x - Step 2: Convert to fraction form
461,616.96/637,137.68 = 270,691.86/x - Step 3: Cross multiply
461,616.96x = 637,137.68 × 270,691.86 - Step 4: Simplify right side
461,616.96x = 172,467,983,675.29 - Step 5: Solve for x
x = 172,467,983,675.29/461,616.96 - Step 6: Final answer
x = 373,617.09
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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.