Finding the Fourth Proportional to 865,725.41, 1,194,819.73 and 498,194.99
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Solution
The fourth proportional to 865,725.41, 1,194,819.73 and 498,194.99 is: 687,577.38
Step by Step Solution
- Step 1: Write the proportion equation
865,725.41 : 1,194,819.73 = 498,194.99 : x - Step 2: Convert to fraction form
865,725.41/1,194,819.73 = 498,194.99/x - Step 3: Cross multiply
865,725.41x = 1,194,819.73 × 498,194.99 - Step 4: Simplify right side
865,725.41x = 595,253,205,180.72 - Step 5: Solve for x
x = 595,253,205,180.72/865,725.41 - Step 6: Final answer
x = 687,577.38
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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.