Finding the Fourth Proportional to 283,228.57, 424,801.86 and 83,539.09
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Solution
The fourth proportional to 283,228.57, 424,801.86 and 83,539.09 is: 125,296.54
Step by Step Solution
- Step 1: Write the proportion equation
283,228.57 : 424,801.86 = 83,539.09 : x - Step 2: Convert to fraction form
283,228.57/424,801.86 = 83,539.09/x - Step 3: Cross multiply
283,228.57x = 424,801.86 × 83,539.09 - Step 4: Simplify right side
283,228.57x = 35,487,560,814.71 - Step 5: Solve for x
x = 35,487,560,814.71/283,228.57 - Step 6: Final answer
x = 125,296.54
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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.