Finding the Fourth Proportional to 446,491.99, 616,163.79 and 242,545.33
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Solution
The fourth proportional to 446,491.99, 616,163.79 and 242,545.33 is: 334,715.19
Step by Step Solution
- Step 1: Write the proportion equation
446,491.99 : 616,163.79 = 242,545.33 : x - Step 2: Convert to fraction form
446,491.99/616,163.79 = 242,545.33/x - Step 3: Cross multiply
446,491.99x = 616,163.79 × 242,545.33 - Step 4: Simplify right side
446,491.99x = 149,447,649,779.60 - Step 5: Solve for x
x = 149,447,649,779.60/446,491.99 - Step 6: Final answer
x = 334,715.19
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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.