Finding the Fourth Proportional to 674,180.84, 930,363.22 and 368,257.07
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Solution
The fourth proportional to 674,180.84, 930,363.22 and 368,257.07 is: 508,191.29
Step by Step Solution
- Step 1: Write the proportion equation
674,180.84 : 930,363.22 = 368,257.07 : x - Step 2: Convert to fraction form
674,180.84/930,363.22 = 368,257.07/x - Step 3: Cross multiply
674,180.84x = 930,363.22 × 368,257.07 - Step 4: Simplify right side
674,180.84x = 342,612,833,432.97 - Step 5: Solve for x
x = 342,612,833,432.97/674,180.84 - Step 6: Final answer
x = 508,191.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.