Finding the Fourth Proportional to 429,979.10, 593,358.08 and 246,211.70
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Solution
The fourth proportional to 429,979.10, 593,358.08 and 246,211.70 is: 339,764.66
Step by Step Solution
- Step 1: Write the proportion equation
429,979.10 : 593,358.08 = 246,211.70 : x - Step 2: Convert to fraction form
429,979.10/593,358.08 = 246,211.70/x - Step 3: Cross multiply
429,979.10x = 593,358.08 × 246,211.70 - Step 4: Simplify right side
429,979.10x = 146,091,701,585.54 - Step 5: Solve for x
x = 146,091,701,585.54/429,979.10 - Step 6: Final answer
x = 339,764.66
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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.