Finding the Fourth Proportional to 336,218.70, 504,328.05 and 125,829.30
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Solution
The fourth proportional to 336,218.70, 504,328.05 and 125,829.30 is: 188,743.95
Step by Step Solution
- Step 1: Write the proportion equation
336,218.70 : 504,328.05 = 125,829.30 : x - Step 2: Convert to fraction form
336,218.70/504,328.05 = 125,829.30/x - Step 3: Cross multiply
336,218.70x = 504,328.05 × 125,829.30 - Step 4: Simplify right side
336,218.70x = 63,459,245,501.87 - Step 5: Solve for x
x = 63,459,245,501.87/336,218.70 - Step 6: Final answer
x = 188,743.95
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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.