Finding the Fourth Proportional to 376,943.99, 520,186.73 and 204,861.97
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Solution
The fourth proportional to 376,943.99, 520,186.73 and 204,861.97 is: 282,711.71
Step by Step Solution
- Step 1: Write the proportion equation
376,943.99 : 520,186.73 = 204,861.97 : x - Step 2: Convert to fraction form
376,943.99/520,186.73 = 204,861.97/x - Step 3: Cross multiply
376,943.99x = 520,186.73 × 204,861.97 - Step 4: Simplify right side
376,943.99x = 106,566,478,275.66 - Step 5: Solve for x
x = 106,566,478,275.66/376,943.99 - Step 6: Final answer
x = 282,711.71
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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.