Finding the Fourth Proportional to 336,473.62, 504,805.77 and 136,937.21
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Solution
The fourth proportional to 336,473.62, 504,805.77 and 136,937.21 is: 205,444.61
Step by Step Solution
- Step 1: Write the proportion equation
336,473.62 : 504,805.77 = 136,937.21 : x - Step 2: Convert to fraction form
336,473.62/504,805.77 = 136,937.21/x - Step 3: Cross multiply
336,473.62x = 504,805.77 × 136,937.21 - Step 4: Simplify right side
336,473.62x = 69,126,692,631.44 - Step 5: Solve for x
x = 69,126,692,631.44/336,473.62 - Step 6: Final answer
x = 205,444.61
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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.