Finding the Fourth Proportional to 543,807.68, 750,429.12 and 302,104.99
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Solution
The fourth proportional to 543,807.68, 750,429.12 and 302,104.99 is: 416,890.74
Step by Step Solution
- Step 1: Write the proportion equation
543,807.68 : 750,429.12 = 302,104.99 : x - Step 2: Convert to fraction form
543,807.68/750,429.12 = 302,104.99/x - Step 3: Cross multiply
543,807.68x = 750,429.12 × 302,104.99 - Step 4: Simplify right side
543,807.68x = 226,708,383,864.24 - Step 5: Solve for x
x = 226,708,383,864.24/543,807.68 - Step 6: Final answer
x = 416,890.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.