Finding the Fourth Proportional to 373,465.19, 515,425.53 and 212,344.38
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Solution
The fourth proportional to 373,465.19, 515,425.53 and 212,344.38 is: 293,060.02
Step by Step Solution
- Step 1: Write the proportion equation
373,465.19 : 515,425.53 = 212,344.38 : x - Step 2: Convert to fraction form
373,465.19/515,425.53 = 212,344.38/x - Step 3: Cross multiply
373,465.19x = 515,425.53 × 212,344.38 - Step 4: Simplify right side
373,465.19x = 109,447,714,604.02 - Step 5: Solve for x
x = 109,447,714,604.02/373,465.19 - Step 6: Final answer
x = 293,060.02
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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.