Finding the Fourth Proportional to 324,873.58, 487,356.18 and 100,252.30
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Solution
The fourth proportional to 324,873.58, 487,356.18 and 100,252.30 is: 150,392.59
Step by Step Solution
- Step 1: Write the proportion equation
324,873.58 : 487,356.18 = 100,252.30 : x - Step 2: Convert to fraction form
324,873.58/487,356.18 = 100,252.30/x - Step 3: Cross multiply
324,873.58x = 487,356.18 × 100,252.30 - Step 4: Simplify right side
324,873.58x = 48,858,577,964.21 - Step 5: Solve for x
x = 48,858,577,964.21/324,873.58 - Step 6: Final answer
x = 150,392.59
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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.