Finding the Fourth Proportional to 339,338.17, 508,923.15 and 114,693.62
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Solution
The fourth proportional to 339,338.17, 508,923.15 and 114,693.62 is: 172,011.99
Step by Step Solution
- Step 1: Write the proportion equation
339,338.17 : 508,923.15 = 114,693.62 : x - Step 2: Convert to fraction form
339,338.17/508,923.15 = 114,693.62/x - Step 3: Cross multiply
339,338.17x = 508,923.15 × 114,693.62 - Step 4: Simplify right side
339,338.17x = 58,370,235,257.22 - Step 5: Solve for x
x = 58,370,235,257.22/339,338.17 - Step 6: Final answer
x = 172,011.99
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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.