Finding the Fourth Proportional to 356,396.79, 491,823.47 and 193,050.18
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Solution
The fourth proportional to 356,396.79, 491,823.47 and 193,050.18 is: 266,407.02
Step by Step Solution
- Step 1: Write the proportion equation
356,396.79 : 491,823.47 = 193,050.18 : x - Step 2: Convert to fraction form
356,396.79/491,823.47 = 193,050.18/x - Step 3: Cross multiply
356,396.79x = 491,823.47 × 193,050.18 - Step 4: Simplify right side
356,396.79x = 94,946,608,446.47 - Step 5: Solve for x
x = 94,946,608,446.47/356,396.79 - Step 6: Final answer
x = 266,407.02
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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.