Finding the Fourth Proportional to 810,126.97, 1,214,133.50 and 586,241.53
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Solution
The fourth proportional to 810,126.97, 1,214,133.50 and 586,241.53 is: 878,597.43
Step by Step Solution
- Step 1: Write the proportion equation
810,126.97 : 1,214,133.50 = 586,241.53 : x - Step 2: Convert to fraction form
810,126.97/1,214,133.50 = 586,241.53/x - Step 3: Cross multiply
810,126.97x = 1,214,133.50 × 586,241.53 - Step 4: Simplify right side
810,126.97x = 711,775,477,733.05 - Step 5: Solve for x
x = 711,775,477,733.05/810,126.97 - Step 6: Final answer
x = 878,597.43
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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.