Finding the Fourth Proportional to 282,980.52, 424,324.71 and 83,274.98
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Solution
The fourth proportional to 282,980.52, 424,324.71 and 83,274.98 is: 124,869.48
Step by Step Solution
- Step 1: Write the proportion equation
282,980.52 : 424,324.71 = 83,274.98 : x - Step 2: Convert to fraction form
282,980.52/424,324.71 = 83,274.98/x - Step 3: Cross multiply
282,980.52x = 424,324.71 × 83,274.98 - Step 4: Simplify right side
282,980.52x = 35,335,629,617.13 - Step 5: Solve for x
x = 35,335,629,617.13/282,980.52 - Step 6: Final answer
x = 124,869.48
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1.5x scale
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.