Finding the Fourth Proportional to 446,616.20, 616,322.88 and 242,670.26
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Solution
The fourth proportional to 446,616.20, 616,322.88 and 242,670.26 is: 334,880.90
Step by Step Solution
- Step 1: Write the proportion equation
446,616.20 : 616,322.88 = 242,670.26 : x - Step 2: Convert to fraction form
446,616.20/616,322.88 = 242,670.26/x - Step 3: Cross multiply
446,616.20x = 616,322.88 × 242,670.26 - Step 4: Simplify right side
446,616.20x = 149,563,235,238.08 - Step 5: Solve for x
x = 149,563,235,238.08/446,616.20 - Step 6: Final answer
x = 334,880.90
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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.