Finding the Fourth Proportional to 886,816.80, 1,330,225.20 and 532,231.20
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Solution
The fourth proportional to 886,816.80, 1,330,225.20 and 532,231.20 is: 798,346.80
Step by Step Solution
- Step 1: Write the proportion equation
886,816.80 : 1,330,225.20 = 532,231.20 : x - Step 2: Convert to fraction form
886,816.80/1,330,225.20 = 532,231.20/x - Step 3: Cross multiply
886,816.80x = 1,330,225.20 × 532,231.20 - Step 4: Simplify right side
886,816.80x = 707,987,354,466.24 - Step 5: Solve for x
x = 707,987,354,466.24/886,816.80 - Step 6: Final answer
x = 798,346.80
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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.