Finding the Fourth Proportional to 283,230.57, 424,804.86 and 83,541.09
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Solution
The fourth proportional to 283,230.57, 424,804.86 and 83,541.09 is: 125,299.54
Step by Step Solution
- Step 1: Write the proportion equation
283,230.57 : 424,804.86 = 83,541.09 : x - Step 2: Convert to fraction form
283,230.57/424,804.86 = 83,541.09/x - Step 3: Cross multiply
283,230.57x = 424,804.86 × 83,541.09 - Step 4: Simplify right side
283,230.57x = 35,488,661,041.70 - Step 5: Solve for x
x = 35,488,661,041.70/283,230.57 - Step 6: Final answer
x = 125,299.54
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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.