Finding the Fourth Proportional to 349,273.50, 481,997.43 and 190,297.50
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Solution
The fourth proportional to 349,273.50, 481,997.43 and 190,297.50 is: 262,610.55
Step by Step Solution
- Step 1: Write the proportion equation
349,273.50 : 481,997.43 = 190,297.50 : x - Step 2: Convert to fraction form
349,273.50/481,997.43 = 190,297.50/x - Step 3: Cross multiply
349,273.50x = 481,997.43 × 190,297.50 - Step 4: Simplify right side
349,273.50x = 91,722,905,935.43 - Step 5: Solve for x
x = 91,722,905,935.43/349,273.50 - Step 6: Final answer
x = 262,610.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.