Finding the Fourth Proportional to 424,975.48, 637,532.48 and 125,486.36
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Solution
The fourth proportional to 424,975.48, 637,532.48 and 125,486.36 is: 188,249.99
Step by Step Solution
- Step 1: Write the proportion equation
424,975.48 : 637,532.48 = 125,486.36 : x - Step 2: Convert to fraction form
424,975.48/637,532.48 = 125,486.36/x - Step 3: Cross multiply
424,975.48x = 637,532.48 × 125,486.36 - Step 4: Simplify right side
424,975.48x = 80,001,630,296.97 - Step 5: Solve for x
x = 80,001,630,296.97/424,975.48 - Step 6: Final answer
x = 188,249.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.