Finding the Fourth Proportional to 417,459.21, 625,690.58 and 227,967.28
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Solution
The fourth proportional to 417,459.21, 625,690.58 and 227,967.28 is: 341,678.84
Step by Step Solution
- Step 1: Write the proportion equation
417,459.21 : 625,690.58 = 227,967.28 : x - Step 2: Convert to fraction form
417,459.21/625,690.58 = 227,967.28/x - Step 3: Cross multiply
417,459.21x = 625,690.58 × 227,967.28 - Step 4: Simplify right side
417,459.21x = 142,636,976,515.77 - Step 5: Solve for x
x = 142,636,976,515.77/417,459.21 - Step 6: Final answer
x = 341,678.84
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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.