Finding the Fourth Proportional to 1,132,600.30, 1,699,163.16 and 374,395.75
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Solution
The fourth proportional to 1,132,600.30, 1,699,163.16 and 374,395.75 is: 561,680.47
Step by Step Solution
- Step 1: Write the proportion equation
1,132,600.30 : 1,699,163.16 = 374,395.75 : x - Step 2: Convert to fraction form
1,132,600.30/1,699,163.16 = 374,395.75/x - Step 3: Cross multiply
1,132,600.30x = 1,699,163.16 × 374,395.75 - Step 4: Simplify right side
1,132,600.30x = 636,159,465,660.57 - Step 5: Solve for x
x = 636,159,465,660.57/1,132,600.30 - Step 6: Final answer
x = 561,680.47
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1.5x scale
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.