Finding the Fourth Proportional to 331,652.88, 497,479.30 and 82,334.88
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Solution
The fourth proportional to 331,652.88, 497,479.30 and 82,334.88 is: 123,502.32
Step by Step Solution
- Step 1: Write the proportion equation
331,652.88 : 497,479.30 = 82,334.88 : x - Step 2: Convert to fraction form
331,652.88/497,479.30 = 82,334.88/x - Step 3: Cross multiply
331,652.88x = 497,479.30 × 82,334.88 - Step 4: Simplify right side
331,652.88x = 40,959,898,467.98 - Step 5: Solve for x
x = 40,959,898,467.98/331,652.88 - Step 6: Final answer
x = 123,502.32
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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.