Finding the Fourth Proportional to 339,207.03, 508,145.49 and 196,753.05
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Solution
The fourth proportional to 339,207.03, 508,145.49 and 196,753.05 is: 294,743.82
Step by Step Solution
- Step 1: Write the proportion equation
339,207.03 : 508,145.49 = 196,753.05 : x - Step 2: Convert to fraction form
339,207.03/508,145.49 = 196,753.05/x - Step 3: Cross multiply
339,207.03x = 508,145.49 × 196,753.05 - Step 4: Simplify right side
339,207.03x = 99,979,175,001.24 - Step 5: Solve for x
x = 99,979,175,001.24/339,207.03 - Step 6: Final answer
x = 294,743.82
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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.