Finding the Fourth Proportional to 339,182.10, 508,108.01 and 196,728.08
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Solution
The fourth proportional to 339,182.10, 508,108.01 and 196,728.08 is: 294,706.32
Step by Step Solution
- Step 1: Write the proportion equation
339,182.10 : 508,108.01 = 196,728.08 : x - Step 2: Convert to fraction form
339,182.10/508,108.01 = 196,728.08/x - Step 3: Cross multiply
339,182.10x = 508,108.01 × 196,728.08 - Step 4: Simplify right side
339,182.10x = 99,959,109,715.74 - Step 5: Solve for x
x = 99,959,109,715.74/339,182.10 - Step 6: Final answer
x = 294,706.32
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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.