Finding the Fourth Proportional to 339,204.15, 508,207.44 and 205,813.53
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Solution
The fourth proportional to 339,204.15, 508,207.44 and 205,813.53 is: 308,356.98
Step by Step Solution
- Step 1: Write the proportion equation
339,204.15 : 508,207.44 = 205,813.53 : x - Step 2: Convert to fraction form
339,204.15/508,207.44 = 205,813.53/x - Step 3: Cross multiply
339,204.15x = 508,207.44 × 205,813.53 - Step 4: Simplify right side
339,204.15x = 104,595,967,198.66 - Step 5: Solve for x
x = 104,595,967,198.66/339,204.15 - Step 6: Final answer
x = 308,356.98
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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.