Finding the Fourth Proportional to 348,122.70, 524,372.02 and 316,734.39
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Solution
The fourth proportional to 348,122.70, 524,372.02 and 316,734.39 is: 477,092.28
Step by Step Solution
- Step 1: Write the proportion equation
348,122.70 : 524,372.02 = 316,734.39 : x - Step 2: Convert to fraction form
348,122.70/524,372.02 = 316,734.39/x - Step 3: Cross multiply
348,122.70x = 524,372.02 × 316,734.39 - Step 4: Simplify right side
348,122.70x = 166,086,651,095.93 - Step 5: Solve for x
x = 166,086,651,095.93/348,122.70 - Step 6: Final answer
x = 477,092.28
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.