Finding the Fourth Proportional to 880,305.75, 1,320,648.06 and 273,081.96
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Solution
The fourth proportional to 880,305.75, 1,320,648.06 and 273,081.96 is: 409,681.70
Step by Step Solution
- Step 1: Write the proportion equation
880,305.75 : 1,320,648.06 = 273,081.96 : x - Step 2: Convert to fraction form
880,305.75/1,320,648.06 = 273,081.96/x - Step 3: Cross multiply
880,305.75x = 1,320,648.06 × 273,081.96 - Step 4: Simplify right side
880,305.75x = 360,645,155,272.50 - Step 5: Solve for x
x = 360,645,155,272.50/880,305.75 - Step 6: Final answer
x = 409,681.70
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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.