Finding the Fourth Proportional to 314,717.66, 471,529.70 and 283,880.96
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Solution
The fourth proportional to 314,717.66, 471,529.70 and 283,880.96 is: 425,328.23
Step by Step Solution
- Step 1: Write the proportion equation
314,717.66 : 471,529.70 = 283,880.96 : x - Step 2: Convert to fraction form
314,717.66/471,529.70 = 283,880.96/x - Step 3: Cross multiply
314,717.66x = 471,529.70 × 283,880.96 - Step 4: Simplify right side
314,717.66x = 133,858,303,904.51 - Step 5: Solve for x
x = 133,858,303,904.51/314,717.66 - Step 6: Final answer
x = 425,328.23
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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.