Finding the Fourth Proportional to 488,367.38, 732,578.74 and 151,455.94
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Solution
The fourth proportional to 488,367.38, 732,578.74 and 151,455.94 is: 227,192.49
Step by Step Solution
- Step 1: Write the proportion equation
488,367.38 : 732,578.74 = 151,455.94 : x - Step 2: Convert to fraction form
488,367.38/732,578.74 = 151,455.94/x - Step 3: Cross multiply
488,367.38x = 732,578.74 × 151,455.94 - Step 4: Simplify right side
488,367.38x = 110,953,401,690.72 - Step 5: Solve for x
x = 110,953,401,690.72/488,367.38 - Step 6: Final answer
x = 227,192.49
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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.