Finding the Fourth Proportional to 844,121.67, 1,164,887.37 and 462,148.35
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Solution
The fourth proportional to 844,121.67, 1,164,887.37 and 462,148.35 is: 637,764.43
Step by Step Solution
- Step 1: Write the proportion equation
844,121.67 : 1,164,887.37 = 462,148.35 : x - Step 2: Convert to fraction form
844,121.67/1,164,887.37 = 462,148.35/x - Step 3: Cross multiply
844,121.67x = 1,164,887.37 × 462,148.35 - Step 4: Simplify right side
844,121.67x = 538,350,775,981.34 - Step 5: Solve for x
x = 538,350,775,981.34/844,121.67 - Step 6: Final answer
x = 637,764.43
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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.