Finding the Fourth Proportional to 514,794.42, 771,734.79 and 194,722.79
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Solution
The fourth proportional to 514,794.42, 771,734.79 and 194,722.79 is: 291,911.38
Step by Step Solution
- Step 1: Write the proportion equation
514,794.42 : 771,734.79 = 194,722.79 : x - Step 2: Convert to fraction form
514,794.42/771,734.79 = 194,722.79/x - Step 3: Cross multiply
514,794.42x = 771,734.79 × 194,722.79 - Step 4: Simplify right side
514,794.42x = 150,274,347,590.19 - Step 5: Solve for x
x = 150,274,347,590.19/514,794.42 - Step 6: Final answer
x = 291,911.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.