Finding the Fourth Proportional to 446,460.92, 616,121.68 and 242,515.26
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Solution
The fourth proportional to 446,460.92, 616,121.68 and 242,515.26 is: 334,674.11
Step by Step Solution
- Step 1: Write the proportion equation
446,460.92 : 616,121.68 = 242,515.26 : x - Step 2: Convert to fraction form
446,460.92/616,121.68 = 242,515.26/x - Step 3: Cross multiply
446,460.92x = 616,121.68 × 242,515.26 - Step 4: Simplify right side
446,460.92x = 149,418,909,416.84 - Step 5: Solve for x
x = 149,418,909,416.84/446,460.92 - Step 6: Final answer
x = 334,674.11
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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.