Finding the Fourth Proportional to 422,315.24, 633,467.79 and 169,591.19
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Solution
The fourth proportional to 422,315.24, 633,467.79 and 169,591.19 is: 254,384.74
Step by Step Solution
- Step 1: Write the proportion equation
422,315.24 : 633,467.79 = 169,591.19 : x - Step 2: Convert to fraction form
422,315.24/633,467.79 = 169,591.19/x - Step 3: Cross multiply
422,315.24x = 633,467.79 × 169,591.19 - Step 4: Simplify right side
422,315.24x = 107,430,553,165.43 - Step 5: Solve for x
x = 107,430,553,165.43/422,315.24 - Step 6: Final answer
x = 254,384.74
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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.