Finding the Fourth Proportional to 436,024.78, 654,037.48 and 120,481.99
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Solution
The fourth proportional to 436,024.78, 654,037.48 and 120,481.99 is: 180,723.07
Step by Step Solution
- Step 1: Write the proportion equation
436,024.78 : 654,037.48 = 120,481.99 : x - Step 2: Convert to fraction form
436,024.78/654,037.48 = 120,481.99/x - Step 3: Cross multiply
436,024.78x = 654,037.48 × 120,481.99 - Step 4: Simplify right side
436,024.78x = 78,799,736,522.58 - Step 5: Solve for x
x = 78,799,736,522.58/436,024.78 - Step 6: Final answer
x = 180,723.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.