Finding the Fourth Proportional to 485,226.68, 727,908.04 and 169,611.80
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Solution
The fourth proportional to 485,226.68, 727,908.04 and 169,611.80 is: 254,441.48
Step by Step Solution
- Step 1: Write the proportion equation
485,226.68 : 727,908.04 = 169,611.80 : x - Step 2: Convert to fraction form
485,226.68/727,908.04 = 169,611.80/x - Step 3: Cross multiply
485,226.68x = 727,908.04 × 169,611.80 - Step 4: Simplify right side
485,226.68x = 123,461,792,898.87 - Step 5: Solve for x
x = 123,461,792,898.87/485,226.68 - Step 6: Final answer
x = 254,441.48
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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.