Finding the Fourth Proportional to 951,082.83, 1,425,731.21 and 319,554.99
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Solution
The fourth proportional to 951,082.83, 1,425,731.21 and 319,554.99 is: 479,032.43
Step by Step Solution
- Step 1: Write the proportion equation
951,082.83 : 1,425,731.21 = 319,554.99 : x - Step 2: Convert to fraction form
951,082.83/1,425,731.21 = 319,554.99/x - Step 3: Cross multiply
951,082.83x = 1,425,731.21 × 319,554.99 - Step 4: Simplify right side
951,082.83x = 455,599,520,956.46 - Step 5: Solve for x
x = 455,599,520,956.46/951,082.83 - Step 6: Final answer
x = 479,032.43
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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.