Finding the Fourth Proportional to 321,885.65, 444,193.53 and 176,691.53
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Solution
The fourth proportional to 321,885.65, 444,193.53 and 176,691.53 is: 243,829.55
Step by Step Solution
- Step 1: Write the proportion equation
321,885.65 : 444,193.53 = 176,691.53 : x - Step 2: Convert to fraction form
321,885.65/444,193.53 = 176,691.53/x - Step 3: Cross multiply
321,885.65x = 444,193.53 × 176,691.53 - Step 4: Simplify right side
321,885.65x = 78,485,234,431.80 - Step 5: Solve for x
x = 78,485,234,431.80/321,885.65 - Step 6: Final answer
x = 243,829.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.