Finding the Fourth Proportional to 283,209.54, 424,813.79 and 83,670.09
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Solution
The fourth proportional to 283,209.54, 424,813.79 and 83,670.09 is: 125,504.98
Step by Step Solution
- Step 1: Write the proportion equation
283,209.54 : 424,813.79 = 83,670.09 : x - Step 2: Convert to fraction form
283,209.54/424,813.79 = 83,670.09/x - Step 3: Cross multiply
283,209.54x = 424,813.79 × 83,670.09 - Step 4: Simplify right side
283,209.54x = 35,544,207,624.19 - Step 5: Solve for x
x = 35,544,207,624.19/283,209.54 - Step 6: Final answer
x = 125,504.98
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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.