Finding the Fourth Proportional to 272,949.99, 409,551.79 and 104,414.60
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Solution
The fourth proportional to 272,949.99, 409,551.79 and 104,414.60 is: 156,670.41
Step by Step Solution
- Step 1: Write the proportion equation
272,949.99 : 409,551.79 = 104,414.60 : x - Step 2: Convert to fraction form
272,949.99/409,551.79 = 104,414.60/x - Step 3: Cross multiply
272,949.99x = 409,551.79 × 104,414.60 - Step 4: Simplify right side
272,949.99x = 42,763,186,332.13 - Step 5: Solve for x
x = 42,763,186,332.13/272,949.99 - Step 6: Final answer
x = 156,670.41
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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.