Finding the Fourth Proportional to 317,794.74, 438,841.38 and 237,082.08
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Solution
The fourth proportional to 317,794.74, 438,841.38 and 237,082.08 is: 327,385.62
Step by Step Solution
- Step 1: Write the proportion equation
317,794.74 : 438,841.38 = 237,082.08 : x - Step 2: Convert to fraction form
317,794.74/438,841.38 = 237,082.08/x - Step 3: Cross multiply
317,794.74x = 438,841.38 × 237,082.08 - Step 4: Simplify right side
317,794.74x = 104,041,427,160.47 - Step 5: Solve for x
x = 104,041,427,160.47/317,794.74 - Step 6: Final answer
x = 327,385.62
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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.