Finding the Fourth Proportional to 329,541.21, 493,879.68 and 187,451.82
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Solution
The fourth proportional to 329,541.21, 493,879.68 and 187,451.82 is: 280,931.92
Step by Step Solution
- Step 1: Write the proportion equation
329,541.21 : 493,879.68 = 187,451.82 : x - Step 2: Convert to fraction form
329,541.21/493,879.68 = 187,451.82/x - Step 3: Cross multiply
329,541.21x = 493,879.68 × 187,451.82 - Step 4: Simplify right side
329,541.21x = 92,578,644,877.02 - Step 5: Solve for x
x = 92,578,644,877.02/329,541.21 - Step 6: Final answer
x = 280,931.92
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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.