Finding the Fourth Proportional to 756,101.09, 1,134,028.62 and 306,803.81
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Solution
The fourth proportional to 756,101.09, 1,134,028.62 and 306,803.81 is: 460,155.80
Step by Step Solution
- Step 1: Write the proportion equation
756,101.09 : 1,134,028.62 = 306,803.81 : x - Step 2: Convert to fraction form
756,101.09/1,134,028.62 = 306,803.81/x - Step 3: Cross multiply
756,101.09x = 1,134,028.62 × 306,803.81 - Step 4: Simplify right side
756,101.09x = 347,924,304,100.11 - Step 5: Solve for x
x = 347,924,304,100.11/756,101.09 - Step 6: Final answer
x = 460,155.80
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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.