Finding the Fourth Proportional to 329,195.48, 493,691.14 and 118,806.08
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Solution
The fourth proportional to 329,195.48, 493,691.14 and 118,806.08 is: 178,172.28
Step by Step Solution
- Step 1: Write the proportion equation
329,195.48 : 493,691.14 = 118,806.08 : x - Step 2: Convert to fraction form
329,195.48/493,691.14 = 118,806.08/x - Step 3: Cross multiply
329,195.48x = 493,691.14 × 118,806.08 - Step 4: Simplify right side
329,195.48x = 58,653,509,074.13 - Step 5: Solve for x
x = 58,653,509,074.13/329,195.48 - Step 6: Final answer
x = 178,172.28
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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.