Finding the Fourth Proportional to 562,838.29, 776,718.12 and 304,717.96
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Solution
The fourth proportional to 562,838.29, 776,718.12 and 304,717.96 is: 420,511.48
Step by Step Solution
- Step 1: Write the proportion equation
562,838.29 : 776,718.12 = 304,717.96 : x - Step 2: Convert to fraction form
562,838.29/776,718.12 = 304,717.96/x - Step 3: Cross multiply
562,838.29x = 776,718.12 × 304,717.96 - Step 4: Simplify right side
562,838.29x = 236,679,961,021.44 - Step 5: Solve for x
x = 236,679,961,021.44/562,838.29 - Step 6: Final answer
x = 420,511.48
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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.