Finding the Fourth Proportional to 546,950.10, 754,829.31 and 305,236.70
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Solution
The fourth proportional to 546,950.10, 754,829.31 and 305,236.70 is: 421,247.96
Step by Step Solution
- Step 1: Write the proportion equation
546,950.10 : 754,829.31 = 305,236.70 : x - Step 2: Convert to fraction form
546,950.10/754,829.31 = 305,236.70/x - Step 3: Cross multiply
546,950.10x = 754,829.31 × 305,236.70 - Step 4: Simplify right side
546,950.10x = 230,401,609,519.26 - Step 5: Solve for x
x = 230,401,609,519.26/546,950.10 - Step 6: Final answer
x = 421,247.96
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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.