Finding the Fourth Proportional to 307,733.18, 461,801.60 and 108,048.42
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Solution
The fourth proportional to 307,733.18, 461,801.60 and 108,048.42 is: 162,143.50
Step by Step Solution
- Step 1: Write the proportion equation
307,733.18 : 461,801.60 = 108,048.42 : x - Step 2: Convert to fraction form
307,733.18/461,801.60 = 108,048.42/x - Step 3: Cross multiply
307,733.18x = 461,801.60 × 108,048.42 - Step 4: Simplify right side
307,733.18x = 49,896,932,693.23 - Step 5: Solve for x
x = 49,896,932,693.23/307,733.18 - Step 6: Final answer
x = 162,143.50
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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.