Finding the Fourth Proportional to 296,945.68, 409,801.80 and 176,158.48
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Solution
The fourth proportional to 296,945.68, 409,801.80 and 176,158.48 is: 243,108.65
Step by Step Solution
- Step 1: Write the proportion equation
296,945.68 : 409,801.80 = 176,158.48 : x - Step 2: Convert to fraction form
296,945.68/409,801.80 = 176,158.48/x - Step 3: Cross multiply
296,945.68x = 409,801.80 × 176,158.48 - Step 4: Simplify right side
296,945.68x = 72,190,062,189.26 - Step 5: Solve for x
x = 72,190,062,189.26/296,945.68 - Step 6: Final answer
x = 243,108.65
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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.