Finding the Fourth Proportional to 353,716.82, 488,132.16 and 192,572.99
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Solution
The fourth proportional to 353,716.82, 488,132.16 and 192,572.99 is: 265,752.33
Step by Step Solution
- Step 1: Write the proportion equation
353,716.82 : 488,132.16 = 192,572.99 : x - Step 2: Convert to fraction form
353,716.82/488,132.16 = 192,572.99/x - Step 3: Cross multiply
353,716.82x = 488,132.16 × 192,572.99 - Step 4: Simplify right side
353,716.82x = 94,001,069,566.36 - Step 5: Solve for x
x = 94,001,069,566.36/353,716.82 - Step 6: Final answer
x = 265,752.33
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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.