Finding the Fourth Proportional to 252,812.51, 348,271.49 and 216,397.75
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Solution
The fourth proportional to 252,812.51, 348,271.49 and 216,397.75 is: 298,106.94
Step by Step Solution
- Step 1: Write the proportion equation
252,812.51 : 348,271.49 = 216,397.75 : x - Step 2: Convert to fraction form
252,812.51/348,271.49 = 216,397.75/x - Step 3: Cross multiply
252,812.51x = 348,271.49 × 216,397.75 - Step 4: Simplify right side
252,812.51x = 75,365,164,001.80 - Step 5: Solve for x
x = 75,365,164,001.80/252,812.51 - Step 6: Final answer
x = 298,106.94
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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.