Finding the Fourth Proportional to 951,043.13, 1,425,765.09 and 445,337.63
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Solution
The fourth proportional to 951,043.13, 1,425,765.09 and 445,337.63 is: 667,632.02
Step by Step Solution
- Step 1: Write the proportion equation
951,043.13 : 1,425,765.09 = 445,337.63 : x - Step 2: Convert to fraction form
951,043.13/1,425,765.09 = 445,337.63/x - Step 3: Cross multiply
951,043.13x = 1,425,765.09 × 445,337.63 - Step 4: Simplify right side
951,043.13x = 634,946,846,117.34 - Step 5: Solve for x
x = 634,946,846,117.34/951,043.13 - Step 6: Final answer
x = 667,632.02
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1.5x scale
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.