Finding the Fourth Proportional to 438,981.84, 658,463.44 and 202,324.52
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Solution
The fourth proportional to 438,981.84, 658,463.44 and 202,324.52 is: 303,482.48
Step by Step Solution
- Step 1: Write the proportion equation
438,981.84 : 658,463.44 = 202,324.52 : x - Step 2: Convert to fraction form
438,981.84/658,463.44 = 202,324.52/x - Step 3: Cross multiply
438,981.84x = 658,463.44 × 202,324.52 - Step 4: Simplify right side
438,981.84x = 133,223,299,435.55 - Step 5: Solve for x
x = 133,223,299,435.55/438,981.84 - Step 6: Final answer
x = 303,482.48
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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.