Finding the Fourth Proportional to 954,897.11, 1,432,324.86 and 449,177.78
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Solution
The fourth proportional to 954,897.11, 1,432,324.86 and 449,177.78 is: 673,756.88
Step by Step Solution
- Step 1: Write the proportion equation
954,897.11 : 1,432,324.86 = 449,177.78 : x - Step 2: Convert to fraction form
954,897.11/1,432,324.86 = 449,177.78/x - Step 3: Cross multiply
954,897.11x = 1,432,324.86 × 449,177.78 - Step 4: Simplify right side
954,897.11x = 643,368,493,691.99 - Step 5: Solve for x
x = 643,368,493,691.99/954,897.11 - Step 6: Final answer
x = 673,756.88
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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.