Finding the Fourth Proportional to 484,690.50, 668,888.28 and 303,344.46
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Solution
The fourth proportional to 484,690.50, 668,888.28 and 303,344.46 is: 418,624.99
Step by Step Solution
- Step 1: Write the proportion equation
484,690.50 : 668,888.28 = 303,344.46 : x - Step 2: Convert to fraction form
484,690.50/668,888.28 = 303,344.46/x - Step 3: Cross multiply
484,690.50x = 668,888.28 × 303,344.46 - Step 4: Simplify right side
484,690.50x = 202,903,554,096.93 - Step 5: Solve for x
x = 202,903,554,096.93/484,690.50 - Step 6: Final answer
x = 418,624.99
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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.