Finding the Fourth Proportional to 509,099.46, 702,516.15 and 294,253.44
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Solution
The fourth proportional to 509,099.46, 702,516.15 and 294,253.44 is: 406,045.99
Step by Step Solution
- Step 1: Write the proportion equation
509,099.46 : 702,516.15 = 294,253.44 : x - Step 2: Convert to fraction form
509,099.46/702,516.15 = 294,253.44/x - Step 3: Cross multiply
509,099.46x = 702,516.15 × 294,253.44 - Step 4: Simplify right side
509,099.46x = 206,717,793,793.06 - Step 5: Solve for x
x = 206,717,793,793.06/509,099.46 - Step 6: Final answer
x = 406,045.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.