Finding the Fourth Proportional to 710,966.96, 981,146.11 and 424,512.08
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Solution
The fourth proportional to 710,966.96, 981,146.11 and 424,512.08 is: 585,833.66
Step by Step Solution
- Step 1: Write the proportion equation
710,966.96 : 981,146.11 = 424,512.08 : x - Step 2: Convert to fraction form
710,966.96/981,146.11 = 424,512.08/x - Step 3: Cross multiply
710,966.96x = 981,146.11 × 424,512.08 - Step 4: Simplify right side
710,966.96x = 416,508,375,940.01 - Step 5: Solve for x
x = 416,508,375,940.01/710,966.96 - Step 6: Final answer
x = 585,833.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.