Finding the Fourth Proportional to 273,264.55, 409,909.11 and 83,711.08
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Solution
The fourth proportional to 273,264.55, 409,909.11 and 83,711.08 is: 125,570.38
Step by Step Solution
- Step 1: Write the proportion equation
273,264.55 : 409,909.11 = 83,711.08 : x - Step 2: Convert to fraction form
273,264.55/409,909.11 = 83,711.08/x - Step 3: Cross multiply
273,264.55x = 409,909.11 × 83,711.08 - Step 4: Simplify right side
273,264.55x = 34,313,934,299.94 - Step 5: Solve for x
x = 34,313,934,299.94/273,264.55 - Step 6: Final answer
x = 125,570.38
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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.