Finding the Fourth Proportional to 264,776.74, 365,392.36 and 143,917.69
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Solution
The fourth proportional to 264,776.74, 365,392.36 and 143,917.69 is: 198,606.66
Step by Step Solution
- Step 1: Write the proportion equation
264,776.74 : 365,392.36 = 143,917.69 : x - Step 2: Convert to fraction form
264,776.74/365,392.36 = 143,917.69/x - Step 3: Cross multiply
264,776.74x = 365,392.36 × 143,917.69 - Step 4: Simplify right side
264,776.74x = 52,586,424,394.85 - Step 5: Solve for x
x = 52,586,424,394.85/264,776.74 - Step 6: Final answer
x = 198,606.66
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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.