Finding the Fourth Proportional to 411,170.25, 616,846.10 and 174,715.05
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Solution
The fourth proportional to 411,170.25, 616,846.10 and 174,715.05 is: 262,111.12
Step by Step Solution
- Step 1: Write the proportion equation
411,170.25 : 616,846.10 = 174,715.05 : x - Step 2: Convert to fraction form
411,170.25/616,846.10 = 174,715.05/x - Step 3: Cross multiply
411,170.25x = 616,846.10 × 174,715.05 - Step 4: Simplify right side
411,170.25x = 107,772,296,330.23 - Step 5: Solve for x
x = 107,772,296,330.23/411,170.25 - Step 6: Final answer
x = 262,111.12
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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.