Finding the Fourth Proportional to 432,888.25, 649,313.91 and 422,751.49
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Solution
The fourth proportional to 432,888.25, 649,313.91 and 422,751.49 is: 634,109.20
Step by Step Solution
- Step 1: Write the proportion equation
432,888.25 : 649,313.91 = 422,751.49 : x - Step 2: Convert to fraction form
432,888.25/649,313.91 = 422,751.49/x - Step 3: Cross multiply
432,888.25x = 649,313.91 × 422,751.49 - Step 4: Simplify right side
432,888.25x = 274,498,422,930.23 - Step 5: Solve for x
x = 274,498,422,930.23/432,888.25 - Step 6: Final answer
x = 634,109.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.