Finding the Fourth Proportional to 283,265.18, 424,975.63 and 83,585.57
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Solution
The fourth proportional to 283,265.18, 424,975.63 and 83,585.57 is: 125,401.33
Step by Step Solution
- Step 1: Write the proportion equation
283,265.18 : 424,975.63 = 83,585.57 : x - Step 2: Convert to fraction form
283,265.18/424,975.63 = 83,585.57/x - Step 3: Cross multiply
283,265.18x = 424,975.63 × 83,585.57 - Step 4: Simplify right side
283,265.18x = 35,521,831,123.13 - Step 5: Solve for x
x = 35,521,831,123.13/283,265.18 - Step 6: Final answer
x = 125,401.33
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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.