Finding the Fourth Proportional to 484,529.40, 727,226.10 and 284,599.80
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Solution
The fourth proportional to 484,529.40, 727,226.10 and 284,599.80 is: 427,153.45
Step by Step Solution
- Step 1: Write the proportion equation
484,529.40 : 727,226.10 = 284,599.80 : x - Step 2: Convert to fraction form
484,529.40/727,226.10 = 284,599.80/x - Step 3: Cross multiply
484,529.40x = 727,226.10 × 284,599.80 - Step 4: Simplify right side
484,529.40x = 206,968,402,614.78 - Step 5: Solve for x
x = 206,968,402,614.78/484,529.40 - Step 6: Final answer
x = 427,153.45
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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.