Finding the Fourth Proportional to 317,344.14, 475,782.93 and 151,248.78
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Solution
The fourth proportional to 317,344.14, 475,782.93 and 151,248.78 is: 226,761.99
Step by Step Solution
- Step 1: Write the proportion equation
317,344.14 : 475,782.93 = 151,248.78 : x - Step 2: Convert to fraction form
317,344.14/475,782.93 = 151,248.78/x - Step 3: Cross multiply
317,344.14x = 475,782.93 × 151,248.78 - Step 4: Simplify right side
317,344.14x = 71,961,587,707.33 - Step 5: Solve for x
x = 71,961,587,707.33/317,344.14 - Step 6: Final answer
x = 226,761.99
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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.