Finding the Fourth Proportional to 504,898.99, 696,736.31 and 275,442.59
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Solution
The fourth proportional to 504,898.99, 696,736.31 and 275,442.59 is: 380,097.52
Step by Step Solution
- Step 1: Write the proportion equation
504,898.99 : 696,736.31 = 275,442.59 : x - Step 2: Convert to fraction form
504,898.99/696,736.31 = 275,442.59/x - Step 3: Cross multiply
504,898.99x = 696,736.31 × 275,442.59 - Step 4: Simplify right side
504,898.99x = 191,910,850,978.37 - Step 5: Solve for x
x = 191,910,850,978.37/504,898.99 - Step 6: Final answer
x = 380,097.52
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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.