Finding the Fourth Proportional to 670,369.79, 925,128.56 and 364,466.75
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Solution
The fourth proportional to 670,369.79, 925,128.56 and 364,466.75 is: 502,974.04
Step by Step Solution
- Step 1: Write the proportion equation
670,369.79 : 925,128.56 = 364,466.75 : x - Step 2: Convert to fraction form
670,369.79/925,128.56 = 364,466.75/x - Step 3: Cross multiply
670,369.79x = 925,128.56 × 364,466.75 - Step 4: Simplify right side
670,369.79x = 337,178,599,595.38 - Step 5: Solve for x
x = 337,178,599,595.38/670,369.79 - Step 6: Final answer
x = 502,974.04
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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.