Finding the Fourth Proportional to 439,841.36, 659,718.29 and 203,180.62
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Solution
The fourth proportional to 439,841.36, 659,718.29 and 203,180.62 is: 304,750.72
Step by Step Solution
- Step 1: Write the proportion equation
439,841.36 : 659,718.29 = 203,180.62 : x - Step 2: Convert to fraction form
439,841.36/659,718.29 = 203,180.62/x - Step 3: Cross multiply
439,841.36x = 659,718.29 × 203,180.62 - Step 4: Simplify right side
439,841.36x = 134,041,971,187.54 - Step 5: Solve for x
x = 134,041,971,187.54/439,841.36 - Step 6: Final answer
x = 304,750.72
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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.