Finding the Fourth Proportional to 501,986.44, 692,737.45 and 272,539.18
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Solution
The fourth proportional to 501,986.44, 692,737.45 and 272,539.18 is: 376,101.99
Step by Step Solution
- Step 1: Write the proportion equation
501,986.44 : 692,737.45 = 272,539.18 : x - Step 2: Convert to fraction form
501,986.44/692,737.45 = 272,539.18/x - Step 3: Cross multiply
501,986.44x = 692,737.45 × 272,539.18 - Step 4: Simplify right side
501,986.44x = 188,798,096,578.29 - Step 5: Solve for x
x = 188,798,096,578.29/501,986.44 - Step 6: Final answer
x = 376,101.99
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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.