Finding the Fourth Proportional to 424,906.01, 637,475.80 and 125,386.62
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Solution
The fourth proportional to 424,906.01, 637,475.80 and 125,386.62 is: 188,114.39
Step by Step Solution
- Step 1: Write the proportion equation
424,906.01 : 637,475.80 = 125,386.62 : x - Step 2: Convert to fraction form
424,906.01/637,475.80 = 125,386.62/x - Step 3: Cross multiply
424,906.01x = 637,475.80 × 125,386.62 - Step 4: Simplify right side
424,906.01x = 79,930,935,893.80 - Step 5: Solve for x
x = 79,930,935,893.80/424,906.01 - Step 6: Final answer
x = 188,114.39
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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.