Finding the Fourth Proportional to 746,238.84, 1,119,008.26 and 272,592.96
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Solution
The fourth proportional to 746,238.84, 1,119,008.26 and 272,592.96 is: 408,761.59
Step by Step Solution
- Step 1: Write the proportion equation
746,238.84 : 1,119,008.26 = 272,592.96 : x - Step 2: Convert to fraction form
746,238.84/1,119,008.26 = 272,592.96/x - Step 3: Cross multiply
746,238.84x = 1,119,008.26 × 272,592.96 - Step 4: Simplify right side
746,238.84x = 305,033,773,857.85 - Step 5: Solve for x
x = 305,033,773,857.85/746,238.84 - Step 6: Final answer
x = 408,761.59
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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.