Finding the Fourth Proportional to 339,572.08, 509,375.10 and 129,226.36
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Solution
The fourth proportional to 339,572.08, 509,375.10 and 129,226.36 is: 193,846.00
Step by Step Solution
- Step 1: Write the proportion equation
339,572.08 : 509,375.10 = 129,226.36 : x - Step 2: Convert to fraction form
339,572.08/509,375.10 = 129,226.36/x - Step 3: Cross multiply
339,572.08x = 509,375.10 × 129,226.36 - Step 4: Simplify right side
339,572.08x = 65,824,690,047.64 - Step 5: Solve for x
x = 65,824,690,047.64/339,572.08 - Step 6: Final answer
x = 193,846.00
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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.