Finding the Fourth Proportional to 484,842.96, 669,129.81 and 269,982.96
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Solution
The fourth proportional to 484,842.96, 669,129.81 and 269,982.96 is: 372,602.39
Step by Step Solution
- Step 1: Write the proportion equation
484,842.96 : 669,129.81 = 269,982.96 : x - Step 2: Convert to fraction form
484,842.96/669,129.81 = 269,982.96/x - Step 3: Cross multiply
484,842.96x = 669,129.81 × 269,982.96 - Step 4: Simplify right side
484,842.96x = 180,653,646,728.04 - Step 5: Solve for x
x = 180,653,646,728.04/484,842.96 - Step 6: Final answer
x = 372,602.39
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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.