Finding the Fourth Proportional to 612,950.66, 845,988.41 and 383,614.55
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Solution
The fourth proportional to 612,950.66, 845,988.41 and 383,614.55 is: 529,460.99
Step by Step Solution
- Step 1: Write the proportion equation
612,950.66 : 845,988.41 = 383,614.55 : x - Step 2: Convert to fraction form
612,950.66/845,988.41 = 383,614.55/x - Step 3: Cross multiply
612,950.66x = 845,988.41 × 383,614.55 - Step 4: Simplify right side
612,950.66x = 324,533,463,207.37 - Step 5: Solve for x
x = 324,533,463,207.37/612,950.66 - Step 6: Final answer
x = 529,460.99
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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.