Finding the Fourth Proportional to 829,273.48, 1,243,771.48 and 230,295.19
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Solution
The fourth proportional to 829,273.48, 1,243,771.48 and 230,295.19 is: 345,404.26
Step by Step Solution
- Step 1: Write the proportion equation
829,273.48 : 1,243,771.48 = 230,295.19 : x - Step 2: Convert to fraction form
829,273.48/1,243,771.48 = 230,295.19/x - Step 3: Cross multiply
829,273.48x = 1,243,771.48 × 230,295.19 - Step 4: Simplify right side
829,273.48x = 286,434,589,303.18 - Step 5: Solve for x
x = 286,434,589,303.18/829,273.48 - Step 6: Final answer
x = 345,404.26
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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.