Finding the Fourth Proportional to 292,650.56, 438,969.62 and 134,879.02
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Solution
The fourth proportional to 292,650.56, 438,969.62 and 134,879.02 is: 202,315.66
Step by Step Solution
- Step 1: Write the proportion equation
292,650.56 : 438,969.62 = 134,879.02 : x - Step 2: Convert to fraction form
292,650.56/438,969.62 = 134,879.02/x - Step 3: Cross multiply
292,650.56x = 438,969.62 × 134,879.02 - Step 4: Simplify right side
292,650.56x = 59,207,792,155.37 - Step 5: Solve for x
x = 59,207,792,155.37/292,650.56 - Step 6: Final answer
x = 202,315.66
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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.