Finding the Fourth Proportional to 310,249.71, 465,259.64 and 110,517.03
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Solution
The fourth proportional to 310,249.71, 465,259.64 and 110,517.03 is: 165,734.60
Step by Step Solution
- Step 1: Write the proportion equation
310,249.71 : 465,259.64 = 110,517.03 : x - Step 2: Convert to fraction form
310,249.71/465,259.64 = 110,517.03/x - Step 3: Cross multiply
310,249.71x = 465,259.64 × 110,517.03 - Step 4: Simplify right side
310,249.71x = 51,419,113,039.08 - Step 5: Solve for x
x = 51,419,113,039.08/310,249.71 - Step 6: Final answer
x = 165,734.60
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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.