Finding the Fourth Proportional to 353,657.44, 488,046.72 and 192,511.99
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Solution
The fourth proportional to 353,657.44, 488,046.72 and 192,511.99 is: 265,666.25
Step by Step Solution
- Step 1: Write the proportion equation
353,657.44 : 488,046.72 = 192,511.99 : x - Step 2: Convert to fraction form
353,657.44/488,046.72 = 192,511.99/x - Step 3: Cross multiply
353,657.44x = 488,046.72 × 192,511.99 - Step 4: Simplify right side
353,657.44x = 93,954,845,280.17 - Step 5: Solve for x
x = 93,954,845,280.17/353,657.44 - Step 6: Final answer
x = 265,666.25
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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.