Finding the Fourth Proportional to 562,841.42, 776,722.46 and 304,721.10
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Solution
The fourth proportional to 562,841.42, 776,722.46 and 304,721.10 is: 420,515.82
Step by Step Solution
- Step 1: Write the proportion equation
562,841.42 : 776,722.46 = 304,721.10 : x - Step 2: Convert to fraction form
562,841.42/776,722.46 = 304,721.10/x - Step 3: Cross multiply
562,841.42x = 776,722.46 × 304,721.10 - Step 4: Simplify right side
562,841.42x = 236,683,720,882.30 - Step 5: Solve for x
x = 236,683,720,882.30/562,841.42 - Step 6: Final answer
x = 420,515.82
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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.