Finding the Fourth Proportional to 268,336.86, 370,339.98 and 173,120.54
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Solution
The fourth proportional to 268,336.86, 370,339.98 and 173,120.54 is: 238,929.00
Step by Step Solution
- Step 1: Write the proportion equation
268,336.86 : 370,339.98 = 173,120.54 : x - Step 2: Convert to fraction form
268,336.86/370,339.98 = 173,120.54/x - Step 3: Cross multiply
268,336.86x = 370,339.98 × 173,120.54 - Step 4: Simplify right side
268,336.86x = 64,113,457,321.19 - Step 5: Solve for x
x = 64,113,457,321.19/268,336.86 - Step 6: Final answer
x = 238,929.00
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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.