Finding the Fourth Proportional to 906,805.09, 1,360,373.70 and 374,035.49
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Solution
The fourth proportional to 906,805.09, 1,360,373.70 and 374,035.49 is: 561,121.72
Step by Step Solution
- Step 1: Write the proportion equation
906,805.09 : 1,360,373.70 = 374,035.49 : x - Step 2: Convert to fraction form
906,805.09/1,360,373.70 = 374,035.49/x - Step 3: Cross multiply
906,805.09x = 1,360,373.70 × 374,035.49 - Step 4: Simplify right side
906,805.09x = 508,828,034,790.57 - Step 5: Solve for x
x = 508,828,034,790.57/906,805.09 - Step 6: Final answer
x = 561,121.72
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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.