Finding the Fourth Proportional to 867,119.27, 1,196,524.77 and 499,649.99
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Solution
The fourth proportional to 867,119.27, 1,196,524.77 and 499,649.99 is: 689,459.47
Step by Step Solution
- Step 1: Write the proportion equation
867,119.27 : 1,196,524.77 = 499,649.99 : x - Step 2: Convert to fraction form
867,119.27/1,196,524.77 = 499,649.99/x - Step 3: Cross multiply
867,119.27x = 1,196,524.77 × 499,649.99 - Step 4: Simplify right side
867,119.27x = 597,843,589,365.25 - Step 5: Solve for x
x = 597,843,589,365.25/867,119.27 - Step 6: Final answer
x = 689,459.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.