Finding the Fourth Proportional to 446,489.49, 616,145.16 and 242,535.84
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Solution
The fourth proportional to 446,489.49, 616,145.16 and 242,535.84 is: 334,693.84
Step by Step Solution
- Step 1: Write the proportion equation
446,489.49 : 616,145.16 = 242,535.84 : x - Step 2: Convert to fraction form
446,489.49/616,145.16 = 242,535.84/x - Step 3: Cross multiply
446,489.49x = 616,145.16 × 242,535.84 - Step 4: Simplify right side
446,489.49x = 149,437,283,942.53 - Step 5: Solve for x
x = 149,437,283,942.53/446,489.49 - Step 6: Final answer
x = 334,693.84
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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.