Finding the Fourth Proportional to 338,107.76, 466,589.49 and 185,155.97
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Solution
The fourth proportional to 338,107.76, 466,589.49 and 185,155.97 is: 255,515.66
Step by Step Solution
- Step 1: Write the proportion equation
338,107.76 : 466,589.49 = 185,155.97 : x - Step 2: Convert to fraction form
338,107.76/466,589.49 = 185,155.97/x - Step 3: Cross multiply
338,107.76x = 466,589.49 × 185,155.97 - Step 4: Simplify right side
338,107.76x = 86,391,827,279.81 - Step 5: Solve for x
x = 86,391,827,279.81/338,107.76 - Step 6: Final answer
x = 255,515.66
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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.