Finding the Fourth Proportional to 569,609.99, 786,036.75 and 324,647.77
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Solution
The fourth proportional to 569,609.99, 786,036.75 and 324,647.77 is: 447,999.65
Step by Step Solution
- Step 1: Write the proportion equation
569,609.99 : 786,036.75 = 324,647.77 : x - Step 2: Convert to fraction form
569,609.99/786,036.75 = 324,647.77/x - Step 3: Cross multiply
569,609.99x = 786,036.75 × 324,647.77 - Step 4: Simplify right side
569,609.99x = 255,185,078,025.55 - Step 5: Solve for x
x = 255,185,078,025.55/569,609.99 - Step 6: Final answer
x = 447,999.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.