Finding the Fourth Proportional to 336,069.80, 504,104.70 and 253,125.80
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Solution
The fourth proportional to 336,069.80, 504,104.70 and 253,125.80 is: 379,688.70
Step by Step Solution
- Step 1: Write the proportion equation
336,069.80 : 504,104.70 = 253,125.80 : x - Step 2: Convert to fraction form
336,069.80/504,104.70 = 253,125.80/x - Step 3: Cross multiply
336,069.80x = 504,104.70 × 253,125.80 - Step 4: Simplify right side
336,069.80x = 127,601,905,471.26 - Step 5: Solve for x
x = 127,601,905,471.26/336,069.80 - Step 6: Final answer
x = 379,688.70
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1.5x scale
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.