Finding the Fourth Proportional to 482,077.42, 723,126.39 and 162,239.00
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Solution
The fourth proportional to 482,077.42, 723,126.39 and 162,239.00 is: 243,361.95
Step by Step Solution
- Step 1: Write the proportion equation
482,077.42 : 723,126.39 = 162,239.00 : x - Step 2: Convert to fraction form
482,077.42/723,126.39 = 162,239.00/x - Step 3: Cross multiply
482,077.42x = 723,126.39 × 162,239.00 - Step 4: Simplify right side
482,077.42x = 117,319,302,230.77 - Step 5: Solve for x
x = 117,319,302,230.77/482,077.42 - Step 6: Final answer
x = 243,361.95
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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.