Finding the Fourth Proportional to 484,341.42, 726,539.42 and 147,393.03
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Solution
The fourth proportional to 484,341.42, 726,539.42 and 147,393.03 is: 221,097.85
Step by Step Solution
- Step 1: Write the proportion equation
484,341.42 : 726,539.42 = 147,393.03 : x - Step 2: Convert to fraction form
484,341.42/726,539.42 = 147,393.03/x - Step 3: Cross multiply
484,341.42x = 726,539.42 × 147,393.03 - Step 4: Simplify right side
484,341.42x = 107,086,846,528.24 - Step 5: Solve for x
x = 107,086,846,528.24/484,341.42 - Step 6: Final answer
x = 221,097.85
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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.