Finding the Fourth Proportional to 296,675.76, 409,409.40 and 162,539.44
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Solution
The fourth proportional to 296,675.76, 409,409.40 and 162,539.44 is: 224,302.70
Step by Step Solution
- Step 1: Write the proportion equation
296,675.76 : 409,409.40 = 162,539.44 : x - Step 2: Convert to fraction form
296,675.76/409,409.40 = 162,539.44/x - Step 3: Cross multiply
296,675.76x = 409,409.40 × 162,539.44 - Step 4: Simplify right side
296,675.76x = 66,545,174,606.74 - Step 5: Solve for x
x = 66,545,174,606.74/296,675.76 - Step 6: Final answer
x = 224,302.70
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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.