Finding the Fourth Proportional to 532,441.08, 734,661.64 and 338,926.68
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Solution
The fourth proportional to 532,441.08, 734,661.64 and 338,926.68 is: 467,650.68
Step by Step Solution
- Step 1: Write the proportion equation
532,441.08 : 734,661.64 = 338,926.68 : x - Step 2: Convert to fraction form
532,441.08/734,661.64 = 338,926.68/x - Step 3: Cross multiply
532,441.08x = 734,661.64 × 338,926.68 - Step 4: Simplify right side
532,441.08x = 248,996,430,568.56 - Step 5: Solve for x
x = 248,996,430,568.56/532,441.08 - Step 6: Final answer
x = 467,650.68
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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.