Finding the Fourth Proportional to 708,161.42, 1,062,556.12 and 371,121.96
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Solution
The fourth proportional to 708,161.42, 1,062,556.12 and 371,121.96 is: 556,847.49
Step by Step Solution
- Step 1: Write the proportion equation
708,161.42 : 1,062,556.12 = 371,121.96 : x - Step 2: Convert to fraction form
708,161.42/1,062,556.12 = 371,121.96/x - Step 3: Cross multiply
708,161.42x = 1,062,556.12 × 371,121.96 - Step 4: Simplify right side
708,161.42x = 394,337,909,864.40 - Step 5: Solve for x
x = 394,337,909,864.40/708,161.42 - Step 6: Final answer
x = 556,847.49
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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.