Finding the Fourth Proportional to 282,920.84, 424,433.74 and 93,394.41
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Solution
The fourth proportional to 282,920.84, 424,433.74 and 93,394.41 is: 140,108.94
Step by Step Solution
- Step 1: Write the proportion equation
282,920.84 : 424,433.74 = 93,394.41 : x - Step 2: Convert to fraction form
282,920.84/424,433.74 = 93,394.41/x - Step 3: Cross multiply
282,920.84x = 424,433.74 × 93,394.41 - Step 4: Simplify right side
282,920.84x = 39,639,738,497.91 - Step 5: Solve for x
x = 39,639,738,497.91/282,920.84 - Step 6: Final answer
x = 140,108.94
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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.