Finding the Fourth Proportional to 283,045.08, 424,528.02 and 105,529.08
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Solution
The fourth proportional to 283,045.08, 424,528.02 and 105,529.08 is: 158,278.86
Step by Step Solution
- Step 1: Write the proportion equation
283,045.08 : 424,528.02 = 105,529.08 : x - Step 2: Convert to fraction form
283,045.08/424,528.02 = 105,529.08/x - Step 3: Cross multiply
283,045.08x = 424,528.02 × 105,529.08 - Step 4: Simplify right side
283,045.08x = 44,800,051,384.82 - Step 5: Solve for x
x = 44,800,051,384.82/283,045.08 - Step 6: Final answer
x = 158,278.86
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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.