Finding the Fourth Proportional to 289,060.05, 433,587.68 and 225,933.23
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Solution
The fourth proportional to 289,060.05, 433,587.68 and 225,933.23 is: 338,897.98
Step by Step Solution
- Step 1: Write the proportion equation
289,060.05 : 433,587.68 = 225,933.23 : x - Step 2: Convert to fraction form
289,060.05/433,587.68 = 225,933.23/x - Step 3: Cross multiply
289,060.05x = 433,587.68 × 225,933.23 - Step 4: Simplify right side
289,060.05x = 97,961,866,645.14 - Step 5: Solve for x
x = 97,961,866,645.14/289,060.05 - Step 6: Final answer
x = 338,897.98
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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.