Finding the Fourth Proportional to 578,302.44, 867,512.58 and 199,173.84
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Solution
The fourth proportional to 578,302.44, 867,512.58 and 199,173.84 is: 298,781.05
Step by Step Solution
- Step 1: Write the proportion equation
578,302.44 : 867,512.58 = 199,173.84 : x - Step 2: Convert to fraction form
578,302.44/867,512.58 = 199,173.84/x - Step 3: Cross multiply
578,302.44x = 867,512.58 × 199,173.84 - Step 4: Simplify right side
578,302.44x = 172,785,811,806.91 - Step 5: Solve for x
x = 172,785,811,806.91/578,302.44 - Step 6: Final answer
x = 298,781.05
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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.