Finding the Fourth Proportional to 447,546.27, 617,184.56 and 300,703.21
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Solution
The fourth proportional to 447,546.27, 617,184.56 and 300,703.21 is: 414,681.99
Step by Step Solution
- Step 1: Write the proportion equation
447,546.27 : 617,184.56 = 300,703.21 : x - Step 2: Convert to fraction form
447,546.27/617,184.56 = 300,703.21/x - Step 3: Cross multiply
447,546.27x = 617,184.56 × 300,703.21 - Step 4: Simplify right side
447,546.27x = 185,589,376,907.98 - Step 5: Solve for x
x = 185,589,376,907.98/447,546.27 - Step 6: Final answer
x = 414,681.99
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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.