Finding the Fourth Proportional to 207,485.40, 310,536.90 and 182,602.20
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Solution
The fourth proportional to 207,485.40, 310,536.90 and 182,602.20 is: 273,294.99
Step by Step Solution
- Step 1: Write the proportion equation
207,485.40 : 310,536.90 = 182,602.20 : x - Step 2: Convert to fraction form
207,485.40/310,536.90 = 182,602.20/x - Step 3: Cross multiply
207,485.40x = 310,536.90 × 182,602.20 - Step 4: Simplify right side
207,485.40x = 56,704,721,121.18 - Step 5: Solve for x
x = 56,704,721,121.18/207,485.40 - Step 6: Final answer
x = 273,294.99
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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.