Finding the Fourth Proportional to 270,369.43, 405,904.74 and 180,984.01
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Solution
The fourth proportional to 270,369.43, 405,904.74 and 180,984.01 is: 271,710.70
Step by Step Solution
- Step 1: Write the proportion equation
270,369.43 : 405,904.74 = 180,984.01 : x - Step 2: Convert to fraction form
270,369.43/405,904.74 = 180,984.01/x - Step 3: Cross multiply
270,369.43x = 405,904.74 × 180,984.01 - Step 4: Simplify right side
270,369.43x = 73,462,267,523.21 - Step 5: Solve for x
x = 73,462,267,523.21/270,369.43 - Step 6: Final answer
x = 271,710.70
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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.