Finding the Fourth Proportional to 299,202.59, 412,937.97 and 171,902.81
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Solution
The fourth proportional to 299,202.59, 412,937.97 and 171,902.81 is: 237,247.94
Step by Step Solution
- Step 1: Write the proportion equation
299,202.59 : 412,937.97 = 171,902.81 : x - Step 2: Convert to fraction form
299,202.59/412,937.97 = 171,902.81/x - Step 3: Cross multiply
299,202.59x = 412,937.97 × 171,902.81 - Step 4: Simplify right side
299,202.59x = 70,985,197,398.70 - Step 5: Solve for x
x = 70,985,197,398.70/299,202.59 - Step 6: Final answer
x = 237,247.94
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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.