Finding the Fourth Proportional to 338,396.78, 507,593.82 and 151,277.06
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Solution
The fourth proportional to 338,396.78, 507,593.82 and 151,277.06 is: 226,914.99
Step by Step Solution
- Step 1: Write the proportion equation
338,396.78 : 507,593.82 = 151,277.06 : x - Step 2: Convert to fraction form
338,396.78/507,593.82 = 151,277.06/x - Step 3: Cross multiply
338,396.78x = 507,593.82 × 151,277.06 - Step 4: Simplify right side
338,396.78x = 76,787,300,763.77 - Step 5: Solve for x
x = 76,787,300,763.77/338,396.78 - Step 6: Final answer
x = 226,914.99
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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.