Finding the Fourth Proportional to 651,971.34, 977,391.63 and 252,337.05
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Solution
The fourth proportional to 651,971.34, 977,391.63 and 252,337.05 is: 378,286.75
Step by Step Solution
- Step 1: Write the proportion equation
651,971.34 : 977,391.63 = 252,337.05 : x - Step 2: Convert to fraction form
651,971.34/977,391.63 = 252,337.05/x - Step 3: Cross multiply
651,971.34x = 977,391.63 × 252,337.05 - Step 4: Simplify right side
651,971.34x = 246,632,120,608.89 - Step 5: Solve for x
x = 246,632,120,608.89/651,971.34 - Step 6: Final answer
x = 378,286.75
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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.