Finding the Fourth Proportional to 440,881.05, 608,472.12 and 259,609.84
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Solution
The fourth proportional to 440,881.05, 608,472.12 and 259,609.84 is: 358,294.72
Step by Step Solution
- Step 1: Write the proportion equation
440,881.05 : 608,472.12 = 259,609.84 : x - Step 2: Convert to fraction form
440,881.05/608,472.12 = 259,609.84/x - Step 3: Cross multiply
440,881.05x = 608,472.12 × 259,609.84 - Step 4: Simplify right side
440,881.05x = 157,965,349,717.66 - Step 5: Solve for x
x = 157,965,349,717.66/440,881.05 - Step 6: Final answer
x = 358,294.72
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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.