Finding the Fourth Proportional to 351,995.06, 485,778.93 and 201,088.82
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Solution
The fourth proportional to 351,995.06, 485,778.93 and 201,088.82 is: 277,517.28
Step by Step Solution
- Step 1: Write the proportion equation
351,995.06 : 485,778.93 = 201,088.82 : x - Step 2: Convert to fraction form
351,995.06/485,778.93 = 201,088.82/x - Step 3: Cross multiply
351,995.06x = 485,778.93 × 201,088.82 - Step 4: Simplify right side
351,995.06x = 97,684,711,814.56 - Step 5: Solve for x
x = 97,684,711,814.56/351,995.06 - Step 6: Final answer
x = 277,517.28
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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.