Finding the Fourth Proportional to 480,677.68, 720,964.58 and 160,793.26
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Solution
The fourth proportional to 480,677.68, 720,964.58 and 160,793.26 is: 241,172.52
Step by Step Solution
- Step 1: Write the proportion equation
480,677.68 : 720,964.58 = 160,793.26 : x - Step 2: Convert to fraction form
480,677.68/720,964.58 = 160,793.26/x - Step 3: Cross multiply
480,677.68x = 720,964.58 × 160,793.26 - Step 4: Simplify right side
480,677.68x = 115,926,245,162.73 - Step 5: Solve for x
x = 115,926,245,162.73/480,677.68 - Step 6: Final answer
x = 241,172.52
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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.