Finding the Fourth Proportional to 424,991.07, 637,555.77 and 125,501.94
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Solution
The fourth proportional to 424,991.07, 637,555.77 and 125,501.94 is: 188,273.33
Step by Step Solution
- Step 1: Write the proportion equation
424,991.07 : 637,555.77 = 125,501.94 : x - Step 2: Convert to fraction form
424,991.07/637,555.77 = 125,501.94/x - Step 3: Cross multiply
424,991.07x = 637,555.77 × 125,501.94 - Step 4: Simplify right side
424,991.07x = 80,014,485,993.19 - Step 5: Solve for x
x = 80,014,485,993.19/424,991.07 - Step 6: Final answer
x = 188,273.33
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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.