Finding the Fourth Proportional to 326,354.08, 489,340.12 and 184,138.24
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Solution
The fourth proportional to 326,354.08, 489,340.12 and 184,138.24 is: 276,099.59
Step by Step Solution
- Step 1: Write the proportion equation
326,354.08 : 489,340.12 = 184,138.24 : x - Step 2: Convert to fraction form
326,354.08/489,340.12 = 184,138.24/x - Step 3: Cross multiply
326,354.08x = 489,340.12 × 184,138.24 - Step 4: Simplify right side
326,354.08x = 90,106,228,458.19 - Step 5: Solve for x
x = 90,106,228,458.19/326,354.08 - Step 6: Final answer
x = 276,099.59
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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.