Finding the Fourth Proportional to 342,883.62, 514,350.08 and 118,240.80
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Solution
The fourth proportional to 342,883.62, 514,350.08 and 118,240.80 is: 177,369.70
Step by Step Solution
- Step 1: Write the proportion equation
342,883.62 : 514,350.08 = 118,240.80 : x - Step 2: Convert to fraction form
342,883.62/514,350.08 = 118,240.80/x - Step 3: Cross multiply
342,883.62x = 514,350.08 × 118,240.80 - Step 4: Simplify right side
342,883.62x = 60,817,164,348.06 - Step 5: Solve for x
x = 60,817,164,348.06/342,883.62 - Step 6: Final answer
x = 177,369.70
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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.