Finding the Fourth Proportional to 720,632.01, 1,080,992.60 and 240,902.99
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Solution
The fourth proportional to 720,632.01, 1,080,992.60 and 240,902.99 is: 361,369.38
Step by Step Solution
- Step 1: Write the proportion equation
720,632.01 : 1,080,992.60 = 240,902.99 : x - Step 2: Convert to fraction form
720,632.01/1,080,992.60 = 240,902.99/x - Step 3: Cross multiply
720,632.01x = 1,080,992.60 × 240,902.99 - Step 4: Simplify right side
720,632.01x = 260,414,342,898.40 - Step 5: Solve for x
x = 260,414,342,898.40/720,632.01 - Step 6: Final answer
x = 361,369.38
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1.5x scale
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.