Finding the Fourth Proportional to 724,742.67, 1,086,934.35 and 244,959.81
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Solution
The fourth proportional to 724,742.67, 1,086,934.35 and 244,959.81 is: 367,378.99
Step by Step Solution
- Step 1: Write the proportion equation
724,742.67 : 1,086,934.35 = 244,959.81 : x - Step 2: Convert to fraction form
724,742.67/1,086,934.35 = 244,959.81/x - Step 3: Cross multiply
724,742.67x = 1,086,934.35 × 244,959.81 - Step 4: Simplify right side
724,742.67x = 266,255,231,858.47 - Step 5: Solve for x
x = 266,255,231,858.47/724,742.67 - Step 6: Final answer
x = 367,378.99
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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.