Finding the Fourth Proportional to 264,758.18, 365,369.09 and 143,899.47
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Solution
The fourth proportional to 264,758.18, 365,369.09 and 143,899.47 is: 198,582.79
Step by Step Solution
- Step 1: Write the proportion equation
264,758.18 : 365,369.09 = 143,899.47 : x - Step 2: Convert to fraction form
264,758.18/365,369.09 = 143,899.47/x - Step 3: Cross multiply
264,758.18x = 365,369.09 × 143,899.47 - Step 4: Simplify right side
264,758.18x = 52,576,417,685.89 - Step 5: Solve for x
x = 52,576,417,685.89/264,758.18 - Step 6: Final answer
x = 198,582.79
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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.