Finding the Fourth Proportional to 560,228.40, 839,836.44 and 204,994.80
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Solution
The fourth proportional to 560,228.40, 839,836.44 and 204,994.80 is: 307,306.99
Step by Step Solution
- Step 1: Write the proportion equation
560,228.40 : 839,836.44 = 204,994.80 : x - Step 2: Convert to fraction form
560,228.40/839,836.44 = 204,994.80/x - Step 3: Cross multiply
560,228.40x = 839,836.44 × 204,994.80 - Step 4: Simplify right side
560,228.40x = 172,162,103,050.51 - Step 5: Solve for x
x = 172,162,103,050.51/560,228.40 - Step 6: Final answer
x = 307,306.99
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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.