Finding the Fourth Proportional to 252,254.24, 347,896.68 and 213,154.77
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Solution
The fourth proportional to 252,254.24, 347,896.68 and 213,154.77 is: 293,972.61
Step by Step Solution
- Step 1: Write the proportion equation
252,254.24 : 347,896.68 = 213,154.77 : x - Step 2: Convert to fraction form
252,254.24/347,896.68 = 213,154.77/x - Step 3: Cross multiply
252,254.24x = 347,896.68 × 213,154.77 - Step 4: Simplify right side
252,254.24x = 74,155,836,613.13 - Step 5: Solve for x
x = 74,155,836,613.13/252,254.24 - Step 6: Final answer
x = 293,972.61
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1.5x scale
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.