Finding the Fourth Proportional to 676,302.75, 1,014,609.64 and 202,997.07
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Solution
The fourth proportional to 676,302.75, 1,014,609.64 and 202,997.07 is: 304,542.28
Step by Step Solution
- Step 1: Write the proportion equation
676,302.75 : 1,014,609.64 = 202,997.07 : x - Step 2: Convert to fraction form
676,302.75/1,014,609.64 = 202,997.07/x - Step 3: Cross multiply
676,302.75x = 1,014,609.64 × 202,997.07 - Step 4: Simplify right side
676,302.75x = 205,962,784,113.76 - Step 5: Solve for x
x = 205,962,784,113.76/676,302.75 - Step 6: Final answer
x = 304,542.28
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1.5x scale
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.