Finding the Fourth Proportional to 513,296.68, 769,753.26 and 176,241.64
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Solution
The fourth proportional to 513,296.68, 769,753.26 and 176,241.64 is: 264,296.62
Step by Step Solution
- Step 1: Write the proportion equation
513,296.68 : 769,753.26 = 176,241.64 : x - Step 2: Convert to fraction form
513,296.68/769,753.26 = 176,241.64/x - Step 3: Cross multiply
513,296.68x = 769,753.26 × 176,241.64 - Step 4: Simplify right side
513,296.68x = 135,662,576,937.75 - Step 5: Solve for x
x = 135,662,576,937.75/513,296.68 - Step 6: Final answer
x = 264,296.62
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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.