Finding the Fourth Proportional to 452,270.18, 678,420.26 and 227,508.14
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Solution
The fourth proportional to 452,270.18, 678,420.26 and 227,508.14 is: 341,269.75
Step by Step Solution
- Step 1: Write the proportion equation
452,270.18 : 678,420.26 = 227,508.14 : x - Step 2: Convert to fraction form
452,270.18/678,420.26 = 227,508.14/x - Step 3: Cross multiply
452,270.18x = 678,420.26 × 227,508.14 - Step 4: Simplify right side
452,270.18x = 154,346,133,755.74 - Step 5: Solve for x
x = 154,346,133,755.74/452,270.18 - Step 6: Final answer
x = 341,269.75
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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.