Finding the Fourth Proportional to 634,806.57, 876,088.49 and 348,381.93
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Solution
The fourth proportional to 634,806.57, 876,088.49 and 348,381.93 is: 480,797.48
Step by Step Solution
- Step 1: Write the proportion equation
634,806.57 : 876,088.49 = 348,381.93 : x - Step 2: Convert to fraction form
634,806.57/876,088.49 = 348,381.93/x - Step 3: Cross multiply
634,806.57x = 876,088.49 × 348,381.93 - Step 4: Simplify right side
634,806.57x = 305,213,397,255.08 - Step 5: Solve for x
x = 305,213,397,255.08/634,806.57 - Step 6: Final answer
x = 480,797.48
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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.