Finding the Fourth Proportional to 782,852.50, 1,080,318.11 and 460,583.31
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Solution
The fourth proportional to 782,852.50, 1,080,318.11 and 460,583.31 is: 635,594.19
Step by Step Solution
- Step 1: Write the proportion equation
782,852.50 : 1,080,318.11 = 460,583.31 : x - Step 2: Convert to fraction form
782,852.50/1,080,318.11 = 460,583.31/x - Step 3: Cross multiply
782,852.50x = 1,080,318.11 × 460,583.31 - Step 4: Simplify right side
782,852.50x = 497,576,495,295.80 - Step 5: Solve for x
x = 497,576,495,295.80/782,852.50 - Step 6: Final answer
x = 635,594.19
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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.