Finding the Fourth Proportional to 465,485.63, 642,370.77 and 264,281.63
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Solution
The fourth proportional to 465,485.63, 642,370.77 and 264,281.63 is: 364,708.99
Step by Step Solution
- Step 1: Write the proportion equation
465,485.63 : 642,370.77 = 264,281.63 : x - Step 2: Convert to fraction form
465,485.63/642,370.77 = 264,281.63/x - Step 3: Cross multiply
465,485.63x = 642,370.77 × 264,281.63 - Step 4: Simplify right side
465,485.63x = 169,766,790,948.10 - Step 5: Solve for x
x = 169,766,790,948.10/465,485.63 - Step 6: Final answer
x = 364,708.99
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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.