Finding the Fourth Proportional to 442,532.64, 663,799.08 and 110,108.64
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Solution
The fourth proportional to 442,532.64, 663,799.08 and 110,108.64 is: 165,162.99
Step by Step Solution
- Step 1: Write the proportion equation
442,532.64 : 663,799.08 = 110,108.64 : x - Step 2: Convert to fraction form
442,532.64/663,799.08 = 110,108.64/x - Step 3: Cross multiply
442,532.64x = 663,799.08 × 110,108.64 - Step 4: Simplify right side
442,532.64x = 73,090,013,932.05 - Step 5: Solve for x
x = 73,090,013,932.05/442,532.64 - Step 6: Final answer
x = 165,162.99
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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.