Finding the Fourth Proportional to 361,204.08, 541,386.50 and 136,421.49
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Solution
The fourth proportional to 361,204.08, 541,386.50 and 136,421.49 is: 204,473.75
Step by Step Solution
- Step 1: Write the proportion equation
361,204.08 : 541,386.50 = 136,421.49 : x - Step 2: Convert to fraction form
361,204.08/541,386.50 = 136,421.49/x - Step 3: Cross multiply
361,204.08x = 541,386.50 × 136,421.49 - Step 4: Simplify right side
361,204.08x = 73,856,753,013.17 - Step 5: Solve for x
x = 73,856,753,013.17/361,204.08 - Step 6: Final answer
x = 204,473.75
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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.