Finding the Fourth Proportional to 439,903.94, 659,850.15 and 107,482.82
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Solution
The fourth proportional to 439,903.94, 659,850.15 and 107,482.82 is: 161,222.82
Step by Step Solution
- Step 1: Write the proportion equation
439,903.94 : 659,850.15 = 107,482.82 : x - Step 2: Convert to fraction form
439,903.94/659,850.15 = 107,482.82/x - Step 3: Cross multiply
439,903.94x = 659,850.15 × 107,482.82 - Step 4: Simplify right side
439,903.94x = 70,922,554,899.42 - Step 5: Solve for x
x = 70,922,554,899.42/439,903.94 - Step 6: Final answer
x = 161,222.82
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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.