Finding the Fourth Proportional to 468,430.40, 702,251.84 and 379,463.28
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Solution
The fourth proportional to 468,430.40, 702,251.84 and 379,463.28 is: 568,875.95
Step by Step Solution
- Step 1: Write the proportion equation
468,430.40 : 702,251.84 = 379,463.28 : x - Step 2: Convert to fraction form
468,430.40/702,251.84 = 379,463.28/x - Step 3: Cross multiply
468,430.40x = 702,251.84 × 379,463.28 - Step 4: Simplify right side
468,430.40x = 266,478,786,592.44 - Step 5: Solve for x
x = 266,478,786,592.44/468,430.40 - Step 6: Final answer
x = 568,875.95
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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.