Finding the Fourth Proportional to 293,177.84, 404,604.56 and 164,128.08
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Solution
The fourth proportional to 293,177.84, 404,604.56 and 164,128.08 is: 226,507.47
Step by Step Solution
- Step 1: Write the proportion equation
293,177.84 : 404,604.56 = 164,128.08 : x - Step 2: Convert to fraction form
293,177.84/404,604.56 = 164,128.08/x - Step 3: Cross multiply
293,177.84x = 404,604.56 × 164,128.08 - Step 4: Simplify right side
293,177.84x = 66,406,969,592.04 - Step 5: Solve for x
x = 66,406,969,592.04/293,177.84 - Step 6: Final answer
x = 226,507.47
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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.