Finding the Fourth Proportional to 380,067.84, 569,933.28 and 202,541.76
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Solution
The fourth proportional to 380,067.84, 569,933.28 and 202,541.76 is: 303,722.86
Step by Step Solution
- Step 1: Write the proportion equation
380,067.84 : 569,933.28 = 202,541.76 : x - Step 2: Convert to fraction form
380,067.84/569,933.28 = 202,541.76/x - Step 3: Cross multiply
380,067.84x = 569,933.28 × 202,541.76 - Step 4: Simplify right side
380,067.84x = 115,435,289,613.77 - Step 5: Solve for x
x = 115,435,289,613.77/380,067.84 - Step 6: Final answer
x = 303,722.86
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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.