Finding the Fourth Proportional to 363,569.58, 545,465.74 and 186,201.18
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Solution
The fourth proportional to 363,569.58, 545,465.74 and 186,201.18 is: 279,358.81
Step by Step Solution
- Step 1: Write the proportion equation
363,569.58 : 545,465.74 = 186,201.18 : x - Step 2: Convert to fraction form
363,569.58/545,465.74 = 186,201.18/x - Step 3: Cross multiply
363,569.58x = 545,465.74 × 186,201.18 - Step 4: Simplify right side
363,569.58x = 101,566,364,437.57 - Step 5: Solve for x
x = 101,566,364,437.57/363,569.58 - Step 6: Final answer
x = 279,358.81
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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.