Finding the Fourth Proportional to 306,205.99, 459,384.33 and 106,528.09
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Solution
The fourth proportional to 306,205.99, 459,384.33 and 106,528.09 is: 159,818.35
Step by Step Solution
- Step 1: Write the proportion equation
306,205.99 : 459,384.33 = 106,528.09 : x - Step 2: Convert to fraction form
306,205.99/459,384.33 = 106,528.09/x - Step 3: Cross multiply
306,205.99x = 459,384.33 × 106,528.09 - Step 4: Simplify right side
306,205.99x = 48,937,335,250.83 - Step 5: Solve for x
x = 48,937,335,250.83/306,205.99 - Step 6: Final answer
x = 159,818.35
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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.