Finding the Fourth Proportional to 749,996.70, 1,125,353.18 and 350,579.43
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Solution
The fourth proportional to 749,996.70, 1,125,353.18 and 350,579.43 is: 526,036.55
Step by Step Solution
- Step 1: Write the proportion equation
749,996.70 : 1,125,353.18 = 350,579.43 : x - Step 2: Convert to fraction form
749,996.70/1,125,353.18 = 350,579.43/x - Step 3: Cross multiply
749,996.70x = 1,125,353.18 × 350,579.43 - Step 4: Simplify right side
749,996.70x = 394,525,674,640.19 - Step 5: Solve for x
x = 394,525,674,640.19/749,996.70 - Step 6: Final answer
x = 526,036.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.