Finding the Fourth Proportional to 361,106.44, 498,325.62 and 202,130.44
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Solution
The fourth proportional to 361,106.44, 498,325.62 and 202,130.44 is: 278,939.30
Step by Step Solution
- Step 1: Write the proportion equation
361,106.44 : 498,325.62 = 202,130.44 : x - Step 2: Convert to fraction form
361,106.44/498,325.62 = 202,130.44/x - Step 3: Cross multiply
361,106.44x = 498,325.62 × 202,130.44 - Step 4: Simplify right side
361,106.44x = 100,726,776,833.87 - Step 5: Solve for x
x = 100,726,776,833.87/361,106.44 - Step 6: Final answer
x = 278,939.30
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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.