Finding the Fourth Proportional to 260,338.44, 359,262.28 and 147,161.19
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Solution
The fourth proportional to 260,338.44, 359,262.28 and 147,161.19 is: 203,079.75
Step by Step Solution
- Step 1: Write the proportion equation
260,338.44 : 359,262.28 = 147,161.19 : x - Step 2: Convert to fraction form
260,338.44/359,262.28 = 147,161.19/x - Step 3: Cross multiply
260,338.44x = 359,262.28 × 147,161.19 - Step 4: Simplify right side
260,338.44x = 52,869,464,646.91 - Step 5: Solve for x
x = 52,869,464,646.91/260,338.44 - Step 6: Final answer
x = 203,079.75
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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.