Finding the Fourth Proportional to 296,753.63, 409,293.97 and 255,430.97
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Solution
The fourth proportional to 296,753.63, 409,293.97 and 255,430.97 is: 352,300.17
Step by Step Solution
- Step 1: Write the proportion equation
296,753.63 : 409,293.97 = 255,430.97 : x - Step 2: Convert to fraction form
296,753.63/409,293.97 = 255,430.97/x - Step 3: Cross multiply
296,753.63x = 409,293.97 × 255,430.97 - Step 4: Simplify right side
296,753.63x = 104,546,355,772.25 - Step 5: Solve for x
x = 104,546,355,772.25/296,753.63 - Step 6: Final answer
x = 352,300.17
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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.