Finding the Fourth Proportional to 329,102.10, 493,600.35 and 118,631.70
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Solution
The fourth proportional to 329,102.10, 493,600.35 and 118,631.70 is: 177,928.52
Step by Step Solution
- Step 1: Write the proportion equation
329,102.10 : 493,600.35 = 118,631.70 : x - Step 2: Convert to fraction form
329,102.10/493,600.35 = 118,631.70/x - Step 3: Cross multiply
329,102.10x = 493,600.35 × 118,631.70 - Step 4: Simplify right side
329,102.10x = 58,556,648,641.10 - Step 5: Solve for x
x = 58,556,648,641.10/329,102.10 - Step 6: Final answer
x = 177,928.52
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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.