Finding the Fourth Proportional to 438,641.23, 657,950.17 and 332,227.18
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Solution
The fourth proportional to 438,641.23, 657,950.17 and 332,227.18 is: 498,331.92
Step by Step Solution
- Step 1: Write the proportion equation
438,641.23 : 657,950.17 = 332,227.18 : x - Step 2: Convert to fraction form
438,641.23/657,950.17 = 332,227.18/x - Step 3: Cross multiply
438,641.23x = 657,950.17 × 332,227.18 - Step 4: Simplify right side
438,641.23x = 218,588,925,416.80 - Step 5: Solve for x
x = 218,588,925,416.80/438,641.23 - Step 6: Final answer
x = 498,331.92
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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.