Finding the Fourth Proportional to 549,735.05, 824,884.73 and 261,872.70
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Solution
The fourth proportional to 549,735.05, 824,884.73 and 261,872.70 is: 392,943.45
Step by Step Solution
- Step 1: Write the proportion equation
549,735.05 : 824,884.73 = 261,872.70 : x - Step 2: Convert to fraction form
549,735.05/824,884.73 = 261,872.70/x - Step 3: Cross multiply
549,735.05x = 824,884.73 × 261,872.70 - Step 4: Simplify right side
549,735.05x = 216,014,788,013.21 - Step 5: Solve for x
x = 216,014,788,013.21/549,735.05 - Step 6: Final answer
x = 392,943.45
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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.