Finding the Fourth Proportional to 339,747.41, 468,854.58 and 186,786.68
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Solution
The fourth proportional to 339,747.41, 468,854.58 and 186,786.68 is: 257,767.35
Step by Step Solution
- Step 1: Write the proportion equation
339,747.41 : 468,854.58 = 186,786.68 : x - Step 2: Convert to fraction form
339,747.41/468,854.58 = 186,786.68/x - Step 3: Cross multiply
339,747.41x = 468,854.58 × 186,786.68 - Step 4: Simplify right side
339,747.41x = 87,575,790,400.99 - Step 5: Solve for x
x = 87,575,790,400.99/339,747.41 - Step 6: Final answer
x = 257,767.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.