Finding the Fourth Proportional to 504,537.18, 695,537.87 and 396,920.31
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Solution
The fourth proportional to 504,537.18, 695,537.87 and 396,920.31 is: 547,180.89
Step by Step Solution
- Step 1: Write the proportion equation
504,537.18 : 695,537.87 = 396,920.31 : x - Step 2: Convert to fraction form
504,537.18/695,537.87 = 396,920.31/x - Step 3: Cross multiply
504,537.18x = 695,537.87 × 396,920.31 - Step 4: Simplify right side
504,537.18x = 276,073,104,992.54 - Step 5: Solve for x
x = 276,073,104,992.54/504,537.18 - Step 6: Final answer
x = 547,180.89
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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.