Finding the Fourth Proportional to 645,510.33, 966,195.14 and 345,240.09
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Solution
The fourth proportional to 645,510.33, 966,195.14 and 345,240.09 is: 516,752.84
Step by Step Solution
- Step 1: Write the proportion equation
645,510.33 : 966,195.14 = 345,240.09 : x - Step 2: Convert to fraction form
645,510.33/966,195.14 = 345,240.09/x - Step 3: Cross multiply
645,510.33x = 966,195.14 × 345,240.09 - Step 4: Simplify right side
645,510.33x = 333,569,295,364.96 - Step 5: Solve for x
x = 333,569,295,364.96/645,510.33 - Step 6: Final answer
x = 516,752.84
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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.