Finding the Fourth Proportional to 449,187.84, 673,184.64 and 238,371.84
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Solution
The fourth proportional to 449,187.84, 673,184.64 and 238,371.84 is: 357,240.88
Step by Step Solution
- Step 1: Write the proportion equation
449,187.84 : 673,184.64 = 238,371.84 : x - Step 2: Convert to fraction form
449,187.84/673,184.64 = 238,371.84/x - Step 3: Cross multiply
449,187.84x = 673,184.64 × 238,371.84 - Step 4: Simplify right side
449,187.84x = 160,468,261,296.54 - Step 5: Solve for x
x = 160,468,261,296.54/449,187.84 - Step 6: Final answer
x = 357,240.88
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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.