Finding the Fourth Proportional to 375,348.99, 562,907.04 and 135,431.67
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Solution
The fourth proportional to 375,348.99, 562,907.04 and 135,431.67 is: 203,105.49
Step by Step Solution
- Step 1: Write the proportion equation
375,348.99 : 562,907.04 = 135,431.67 : x - Step 2: Convert to fraction form
375,348.99/562,907.04 = 135,431.67/x - Step 3: Cross multiply
375,348.99x = 562,907.04 × 135,431.67 - Step 4: Simplify right side
375,348.99x = 76,235,441,644.52 - Step 5: Solve for x
x = 76,235,441,644.52/375,348.99 - Step 6: Final answer
x = 203,105.49
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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.