Finding the Fourth Proportional to 341,038.18, 511,351.22 and 135,904.39
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Solution
The fourth proportional to 341,038.18, 511,351.22 and 135,904.39 is: 203,774.47
Step by Step Solution
- Step 1: Write the proportion equation
341,038.18 : 511,351.22 = 135,904.39 : x - Step 2: Convert to fraction form
341,038.18/511,351.22 = 135,904.39/x - Step 3: Cross multiply
341,038.18x = 511,351.22 × 135,904.39 - Step 4: Simplify right side
341,038.18x = 69,494,874,691.24 - Step 5: Solve for x
x = 69,494,874,691.24/341,038.18 - Step 6: Final answer
x = 203,774.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.