Finding the Fourth Proportional to 357,683.24, 493,614.99 and 196,544.07
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Solution
The fourth proportional to 357,683.24, 493,614.99 and 196,544.07 is: 271,237.48
Step by Step Solution
- Step 1: Write the proportion equation
357,683.24 : 493,614.99 = 196,544.07 : x - Step 2: Convert to fraction form
357,683.24/493,614.99 = 196,544.07/x - Step 3: Cross multiply
357,683.24x = 493,614.99 × 196,544.07 - Step 4: Simplify right side
357,683.24x = 97,017,099,147.61 - Step 5: Solve for x
x = 97,017,099,147.61/357,683.24 - Step 6: Final answer
x = 271,237.48
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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.