Finding the Fourth Proportional to 487,556.26, 731,287.20 and 150,506.08
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Solution
The fourth proportional to 487,556.26, 731,287.20 and 150,506.08 is: 225,744.55
Step by Step Solution
- Step 1: Write the proportion equation
487,556.26 : 731,287.20 = 150,506.08 : x - Step 2: Convert to fraction form
487,556.26/731,287.20 = 150,506.08/x - Step 3: Cross multiply
487,556.26x = 731,287.20 × 150,506.08 - Step 4: Simplify right side
487,556.26x = 110,063,169,826.18 - Step 5: Solve for x
x = 110,063,169,826.18/487,556.26 - Step 6: Final answer
x = 225,744.55
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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.