Finding the Fourth Proportional to 305,204.76, 457,887.33 and 125,345.88
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Solution
The fourth proportional to 305,204.76, 457,887.33 and 125,345.88 is: 188,051.75
Step by Step Solution
- Step 1: Write the proportion equation
305,204.76 : 457,887.33 = 125,345.88 : x - Step 2: Convert to fraction form
305,204.76/457,887.33 = 125,345.88/x - Step 3: Cross multiply
305,204.76x = 457,887.33 × 125,345.88 - Step 4: Simplify right side
305,204.76x = 57,394,290,319.70 - Step 5: Solve for x
x = 57,394,290,319.70/305,204.76 - Step 6: Final answer
x = 188,051.75
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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.