Finding the Fourth Proportional to 445,167.01, 614,317.12 and 254,143.09
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Solution
The fourth proportional to 445,167.01, 614,317.12 and 254,143.09 is: 350,709.84
Step by Step Solution
- Step 1: Write the proportion equation
445,167.01 : 614,317.12 = 254,143.09 : x - Step 2: Convert to fraction form
445,167.01/614,317.12 = 254,143.09/x - Step 3: Cross multiply
445,167.01x = 614,317.12 × 254,143.09 - Step 4: Simplify right side
445,167.01x = 156,124,451,116.70 - Step 5: Solve for x
x = 156,124,451,116.70/445,167.01 - Step 6: Final answer
x = 350,709.84
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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.