Finding the Fourth Proportional to 273,206.27, 409,710.98 and 115,447.02
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Solution
The fourth proportional to 273,206.27, 409,710.98 and 115,447.02 is: 173,128.94
Step by Step Solution
- Step 1: Write the proportion equation
273,206.27 : 409,710.98 = 115,447.02 : x - Step 2: Convert to fraction form
273,206.27/409,710.98 = 115,447.02/x - Step 3: Cross multiply
273,206.27x = 409,710.98 × 115,447.02 - Step 4: Simplify right side
273,206.27x = 47,299,911,125.04 - Step 5: Solve for x
x = 47,299,911,125.04/273,206.27 - Step 6: Final answer
x = 173,128.94
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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.